RNA variant assessment using transactivation and transdifferentiation.

Autor: Nicolas-Martinez EC; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; School of Biomedicine, University of Adelaide, Adelaide, SA 5005, Australia., Robinson O; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; School of Biomedicine, University of Adelaide, Adelaide, SA 5005, Australia., Pflueger C; Harry Perkins Institute of Medical Research, Nedlands, WA 6009, Australia; Australian Research Council Centre of Excellence in Plant Energy Biology, School of Molecular Sciences, The University of Western Australia, Crawley, WA 6009, Australia; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia., Gardner A; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; Adelaide Medical School, University of Adelaide, Adelaide, SA 5005, Australia., Corbett MA; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; Adelaide Medical School, University of Adelaide, Adelaide, SA 5005, Australia; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia., Ritchie T; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; Adelaide Medical School, University of Adelaide, Adelaide, SA 5005, Australia., Kroes T; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; Adelaide Medical School, University of Adelaide, Adelaide, SA 5005, Australia., van Eyk CL; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; Adelaide Medical School, University of Adelaide, Adelaide, SA 5005, Australia; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia., Scheffer IE; Epilepsy Research Centre, Department of Medicine, The University of Melbourne, Austin Health, Heidelberg, VIC 3084, Australia; Murdoch Children's Research Institute, Parkville, VIC 3052, Australia; Florey Institute of Neuroscience and Mental Health, University of Melbourne, Parkville, VIC 3052, Australia; Department of Paediatrics, University of Melbourne, Royal Children's Hospital, Parkville, VIC 3052, Australia., Hildebrand MS; Epilepsy Research Centre, Department of Medicine, The University of Melbourne, Austin Health, Heidelberg, VIC 3084, Australia; Department of Paediatrics, University of Melbourne, Royal Children's Hospital, Parkville, VIC 3052, Australia; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia., Barnier JV; Institut des Neurosciences Paris-Saclay, UMR 9197, CNRS, Université Paris-Saclay, Saclay, France., Rousseau V; Institut des Neurosciences Paris-Saclay, UMR 9197, CNRS, Université Paris-Saclay, Saclay, France., Genevieve D; Montpellier University, Inserm U1183, Reference Center for Rare Diseases Developmental Anomaly and Malformative Syndromes, Genetics Department, Montpellier Hospital, Montpellier, France., Haushalter V; Genetic Diagnosis Laboratory, Strasbourg University Hospital, Strasbourg, France., Piton A; Genetic Diagnosis Laboratory, Strasbourg University Hospital, Strasbourg, France., Denommé-Pichon AS; CRMRs 'Anomalies du Développement et syndromes malformatifs' et 'Déficiences Intellectuelles de causes rares', Centre de Génétique, CHU Dijon, Dijon, France; INSERM UMR1231, GAD 'Génétique des Anomalies du Développement,' FHU-TRANSLAD, University of Burgundy, Dijon, France., Bruel AL; CRMRs 'Anomalies du Développement et syndromes malformatifs' et 'Déficiences Intellectuelles de causes rares', Centre de Génétique, CHU Dijon, Dijon, France; INSERM UMR1231, GAD 'Génétique des Anomalies du Développement,' FHU-TRANSLAD, University of Burgundy, Dijon, France., Nambot S; CRMRs 'Anomalies du Développement et syndromes malformatifs' et 'Déficiences Intellectuelles de causes rares', Centre de Génétique, CHU Dijon, Dijon, France; INSERM UMR1231, GAD 'Génétique des Anomalies du Développement,' FHU-TRANSLAD, University of Burgundy, Dijon, France., Isidor B; CRMRs 'Anomalies du Développement et syndromes malformatifs' et 'Déficiences Intellectuelles de causes rares', Centre de Génétique, CHU Dijon, Dijon, France; INSERM UMR1231, GAD 'Génétique des Anomalies du Développement,' FHU-TRANSLAD, University of Burgundy, Dijon, France., Grigg J; Speciality of Ophthalmology, Save Sight Institute, Faculty of Medicine and Health, The University of Sydney, Sydney, NSW 2000, Australia., Gonzalez T; Department of Clinical Genetics, Royal North Shore Hospital, St Leonards, NSW 2065, Australia., Ghedia S; Department of Clinical Genetics, Royal North Shore Hospital, St Leonards, NSW 2065, Australia., Marchant RG; Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead, Westmead, NSW 2145, Australia; Faculty of Medicine and Health, The University of Sydney, Sydney, NSW 2000, Australia., Bournazos A; Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead, Westmead, NSW 2145, Australia; Children's Medical Research Institute, Westmead, NSW 2145, Australia., Wong WK; Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead, Westmead, NSW 2145, Australia; Children's Medical Research Institute, Westmead, NSW 2145, Australia; Department of Paediatric Neurology, Children's Hospital at Westmead, Sydney, NSW 2000, Australia., Webster RI; Department of Paediatric Neurology, Children's Hospital at Westmead, Sydney, NSW 2000, Australia., Evesson FJ; Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead, Westmead, NSW 2145, Australia; Faculty of Medicine and Health, The University of Sydney, Sydney, NSW 2000, Australia; Children's Medical Research Institute, Westmead, NSW 2145, Australia., Jones KJ; Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead, Westmead, NSW 2145, Australia; Children's Medical Research Institute, Westmead, NSW 2145, Australia; Department of Clinical Genetics, Children's Hospital at Westmead, Sydney, NSW 2000, Australia., Cooper ST; Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead, Westmead, NSW 2145, Australia; Faculty of Medicine and Health, The University of Sydney, Sydney, NSW 2000, Australia; Children's Medical Research Institute, Westmead, NSW 2145, Australia., Lister R; Harry Perkins Institute of Medical Research, Nedlands, WA 6009, Australia; Australian Research Council Centre of Excellence in Plant Energy Biology, School of Molecular Sciences, The University of Western Australia, Crawley, WA 6009, Australia., Gecz J; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; Adelaide Medical School, University of Adelaide, Adelaide, SA 5005, Australia; South Australian Health and Medical Research Institute, Adelaide, SA 5000, Australia. Electronic address: jozef.gecz@adelaide.edu.au., Jolly LA; The Robinson Research Institute, University of Adelaide, Adelaide, SA 5005, Australia; School of Biomedicine, University of Adelaide, Adelaide, SA 5005, Australia. Electronic address: lachlan.jolly@adelaide.edu.au.

Publikováno v: American journal of human genetics [Am J Hum Genet] 2024 Aug 08; Vol. 111 (8), pp. 1673-1699. Date of Electronic Publication: 2024 Jul 30.

Genome Sequencing for Diagnosing Rare Diseases.

Autor: Wojcik MH; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Lemire G; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Berger E; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Zaki MS; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Wissmann M; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Win W; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., White SM; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Weisburd B; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Wieczorek D; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Waddell LB; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Verboon JM; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., VanNoy GE; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Töpf A; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Tan TY; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Syrbe S; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Strehlow V; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Straub V; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Stenton SL; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Snow H; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Singer-Berk M; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Silver J; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Shril S; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Seaby EG; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Schneider R; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Sankaran VG; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Sanchis-Juan A; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Russell KA; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Reinson K; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Ravenscroft G; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Radtke M; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Popp D; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Polster T; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Platzer K; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Pierce EA; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Place EM; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Pajusalu S; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Pais L; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Õunap K; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Osei-Owusu I; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Opperman H; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Okur V; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Oja KT; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., O'Leary M; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., O'Heir E; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Morel CF; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Merkenschlager A; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Marchant RG; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Mangilog BE; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Madden JA; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., MacArthur D; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Lovgren A; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Lerner-Ellis JP; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Lin J; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Laing N; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Hildebrandt F; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Hentschel J; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Groopman E; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Goodrich J; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Gleeson JG; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Ghaoui R; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Genetti CA; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Gburek-Augustat J; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Gazda HT; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Ganesh VS; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Ganapathi M; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Gallacher L; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Fu JM; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Evangelista E; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., England E; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Donkervoort S; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., DiTroia S; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Cooper ST; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Chung WK; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Christodoulou J; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Chao KR; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Cato LD; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Bujakowska KM; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Bryen SJ; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Brand H; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Bönnemann CG; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Beggs AH; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Baxter SM; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Bartolomaeus T; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Agrawal PB; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Talkowski M; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Austin-Tse C; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Abou Jamra R; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., Rehm HL; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.)., O'Donnell-Luria A; From the Division of Newborn Medicine (M.H.W., P.B.A.), the Manton Center for Orphan Disease Research (M.H.W., W.W., S.L.S., J.A.M., J.L., C.A.G., H.T.G., A.H.B., P.B.A., A.O.-L.), Division of Genetics and Genomics (M.H.W., G.L., S.L.S., L.P., E.G., H.T.G., V.S.G., A.H.B., P.B.A., A.O.-L.), Department of Pediatrics (S. Shril, R.S., F.H., W.K.C.), and the Division of Hematology and Oncology (M.W., J.M.V., V.G.S., L.D.C.), Boston Children's Hospital, Harvard Medical School, the Department of Pediatric Oncology, Dana-Farber Cancer Institute, Harvard Medical School (M.W., J.M.V., V.G.S., L.D.C.), the Center for Genomic Medicine (A.S.-J., J.G., J.M.F., H.B., M.T., C.A.-T., H.L.R., A.O.-L.) and the Pediatric Surgical Research Laboratories (H.B.), Massachusetts General Hospital, the Department of Neurology, Harvard Medical School (A.S.-J., V.S.G., J.M.F., H.B., M.T.), the Ocular Genomics Institute, Department of Ophthalmology, Massachusetts Eye and Ear, Harvard Medical School (E.A.P., E.M.P., K.M.B.), and the Department of Neurology, Brigham and Women's Hospital (V.S.G.), Boston, the Broad Center for Mendelian Genomics (M.H.W., G.L., B.W., G.E.V., S.L.S., H.S., M.S.-B., E.G.S., A.S.-J., K.A.R., L.P., I.O.-O., M.O., E.O., B.E.M., D.M., A.L., E.G., J.G., V.S.G., J.M.F., E. Evangelista, E. England, S. DiTroia, K.R.C., H.B., A.H.B., S.M.B., M.T., C.A.-T., H.L.R., A.O.-L.), Program in Medical and Population Genetics (M.W., J.M.V., V.G.S., L.D.C., A.H.B., P.B.A.), and the Stanley Center for Psychiatric Research (M.T.), Broad Institute of MIT and Harvard, and the Harvard Stem Cell Institute (V.G.S., L.D.C.), Cambridge - all in Massachusetts; the Institute of Human Genetics, University of Leipzig Medical Center (E.B., V. Strehlow, M.R., D.P., K.P., H.O., J.H., T.B., R.A.J.), and the Division of Neuropediatrics, Hospital for Children and Adolescents, University Hospital Leipzig (A.M., J.G.-A.), Leipzig, the Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf, Heinrich Heine University, Düsseldorf (D.W.), Heidelberg University, Medical Faculty of Heidelberg, Center for Child and Adolescent Medicine, Division of Pediatric Epileptology, Heidelberg (S. Syrbe), and the Department of Epileptology, Krankenhaus Mara, Bethel Epilepsy Center, Medical School OWL, Bielefeld University, Bielefeld (T.P.) - all in Germany; the Clinical Genetics Department, Human Genetics and Genome Research Institute, National Research Center, Cairo (M.S.Z.); the Victorian Clinical Genetics Service (S.M.W., T.Y.T., L.G., J.C.), the Centre for Population Genomics (D.M.), and the Brain and Mitochondrial Research Group (J.C.), Murdoch Children's Research Institute, Parkville, VIC, the Department of Paediatrics, University of Melbourne, Melbourne (S.M.W., T.Y.T., L.G., J.C.), the Kids Neuroscience Centre, Kids Research, Children's Hospital at Westmead (L.B.W., R.G.M., S.T.C., S.J.B.), the Discipline of Child and Adolescent Health, Faculty of Medicine and Health, University of Sydney (L.B.W., R.G.M., S.T.C., S.J.B.), and Functional Neuromics, Children's Medical Research Institute (R.G.M., S.T.C., S.J.B.), Westmead, NSW, the Harry Perkins Institute of Medical Research and Centre for Medical Research, University of Western Australia, Nedlands, WA (G.R., N.L.), the Centre for Population Genomics, Garvan Institute of Medical Research, Sydney (D.M.), and the Department of Neurology, Central Adelaide Local Health Network/Royal Adelaide Hospital, Adelaide Medical School, University of Adelaide, and the Department of Genetics and Molecular Pathology, SA Pathology, Adelaide, SA (R.G.) - all in Australia; the John Walton Muscular Dystrophy Research Centre, Translational and Clinical Research Institute, Newcastle University and Newcastle Hospitals NHS Foundation Trust, Newcastle upon Tyne, United Kingdom (A.T., V. Straub); the Fred A. Litwin Family Centre in Genetic Medicine, University Health Network (J.S., C.F.M.), the Department of Molecular Genetics (J.S.), the Faculty of Medicine (C.F.M.), and the Department of Laboratory Medicine and Pathobiology (J.P.L.-E.), University of Toronto, and Pathology and Laboratory Medicine and the Lunenfeld Tanenbaum Research Institute, Mount Sinai Hospital, Sinai Health (J.P.L.-E.) - all in Toronto; the Department of Clinical Genetics, Genetics and Personalized Medicine Clinic, Tartu University Hospital, and the Department of Genetics and Personalized Medicine, Institute of Clinical Medicine, University of Tartu, Tartu, Estonia (K.R., S.P., K.Õ., K.T.O.); Molecular Diagnostics, New York Genome Center (V.O.), and the Department of Pathology and Cell Biology, Columbia University Irving Medical Center (M.G.) - both in New York; the Department of Neurosciences, University of California, San Diego, La Jolla, and Rady Children's Institute for Genomic Medicine, San Diego - both in California (J.G.G.); and the Neuromuscular and Neurogenetic Disorders of Childhood Section, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD (S. Donkervoort, C.G.B.).

Publikováno v: The New England journal of medicine [N Engl J Med] 2024 Jun 06; Vol. 390 (21), pp. 1985-1997.

Unique Capabilities of Genome Sequencing for Rare Disease Diagnosis.

Autor: Wojcik MH, Lemire G, Zaki MS, Wissman M, Win W, White S, Weisburd B, Waddell LB, Verboon JM, VanNoy GE, Töpf A, Tan TY, Straub V, Stenton SL, Snow H, Singer-Berk M, Silver J, Shril S, Seaby EG, Schneider R, Sankaran VG, Sanchis-Juan A, Russell KA, Reinson K, Ravenscroft G, Pierce EA, Place EM, Pajusalu S, Pais L, Õunap K, Osei-Owusu I, Okur V, Oja KT, O'Leary M, O'Heir E, Morel C, Marchant RG, Mangilog BE, Madden JA, MacArthur D, Lovgren A, Lerner-Ellis JP, Lin J, Laing N, Hildebrandt F, Groopman E, Goodrich J, Gleeson JG, Ghaoui R, Genetti CA, Gazda HT, Ganesh VS, Ganapathy M, Gallacher L, Fu J, Evangelista E, England E, Donkervoort S, DiTroia S, Cooper ST, Chung WK, Christodoulou J, Chao KR, Cato LD, Bujakowska KM, Bryen SJ, Brand H, Bonnemann C, Beggs AH, Baxter SM, Agrawal PB, Talkowski M, Austin-Tse C, Rehm HL, O'Donnell-Luria A

Publikováno v: MedRxiv : the preprint server for health sciences [medRxiv] 2023 Aug 13. Date of Electronic Publication: 2023 Aug 13.

Wilms' tumor: natural history and prognostic factors: a retrospective study of 248 cases treated at the Institut Gustave-Roussy 1952-1967.

Autor: Lemerle J, Tournade MF, Marchant RG, Flamant R, Sarrazin D, Flamant F, Lemerle M, Jundt S, Zucker JM, Schweisguth O

Publikováno v: Cancer [Cancer] 1976 May; Vol. 37 (5), pp. 2557-66.