Zobrazeno 1 - 10
of 25
pro vyhledávání: '"MHE Driessens"'
Autor:
Marjon H Cnossen, Frank W G Leebeek, Ron A A Mathôt, M Coppens, MJHA Kruip, S Polinder, K Fischer, R Liesner, K Fijnvandraat, Laura H Bukkems, PW Collins, P Chowdary, K Meijer, A Janssen, MH Cnossen, Jessica M Heijdra, Wala Al Arashi, Nico C B de Jager, Michael E Cloesmeijer, Christian M Zwaan, FWG Leebeek, RAA Mathôt, RYJ Tamminga, BAP Laros-van Gorkom, P Brons, SEM Schols, FJM van der Meer, HCJ Eikenboom, REG Schutgens, F Heubel-Moenen, L Nieuwenhuizen, P Ypma, MHE Driessens, CM Zwaan, I van Vliet, D Keeling, J Lock, HCAM Hazendonk, I van Moort, T Preijers, JM Heijdra, NCB de Jager, MCHJ Goedhart, LH Bukkems, W Al Arashi, ME Cloesmeijer
Publikováno v:
BMJ Open, Vol 12, Iss 2 (2022)
Externí odkaz:
https://doaj.org/article/1965d1889ddf4cbeb8a1d66664e6a252
Autor:
Marjon H Cnossen, Frank W G Leebeek, Ron A A Mathôt, M Coppens, MJHA Kruip, S Polinder, K Fischer, R Liesner, K Fijnvandraat, Laura H Bukkems, PW Collins, P Chowdary, K Meijer, A Janssen, MH Cnossen, Jessica M Heijdra, Wala Al Arashi, Nico C B de Jager, Michael E Cloesmeijer, Christian M Zwaan, FWG Leebeek, RAA Mathôt, RYJ Tamminga, BAP Laros-van Gorkom, P Brons, SEM Schols, FJM van der Meer, HCJ Eikenboom, REG Schutgens, F Heubel-Moenen, L Nieuwenhuizen, P Ypma, MHE Driessens, CM Zwaan, I van Vliet, D Keeling, J Lock, HCAM Hazendonk, I van Moort, T Preijers, JM Heijdra, NCB de Jager, MCHJ Goedhart, LH Bukkems, W Al Arashi, ME Cloesmeijer
Publikováno v:
BMJ Open, Vol 12, Iss 2 (2022)
BMJ open, 12(2):e049493. BMJ Publishing Group
BMJ Open, 12(2):e049493. BMJ Publishing Group
BMJ open, 12(2):e049493. BMJ Publishing Group
BMJ Open, 12(2):e049493. BMJ Publishing Group
IntroductionVon Willebrand disease (VWD) is a bleeding disorder, caused by a deficiency or defect of von Willebrand factor (VWF). In case of medical procedures or bleeding, patients are treated with desmopressin and/or VWF-containing concentrates to
Autor:
Schoenmakers DH; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., van den Berg S; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Timmers L; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Adang LA; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Bäumer T; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Bosch A; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., van de Casteele M; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Datema MR; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Dekker H; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Donnelly C; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Driessens MHE; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Graessner H; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Greger V; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Haddad T; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Höglinger GU; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., van den Hout H; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Jonker C; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Langeveld M; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Lambert LJ; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Neacy E; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Nieuwland M; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Klockgether T; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., van der Knaap MS; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Papadopoulou A; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Plueschke K; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., van Rijn S; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Rosenberg N; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Saunier-Vivar EF; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Dos Santos Vieira B; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Hollak CEM; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Goettsch WG; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands., Wolf NI; From the Department of Child Neurology (D.H.S., M.S.v.d.K., N.I.W.), Emma's Children's Hospital, Amsterdam UMC location Vrije Universiteit; Amsterdam Leukodystrophy Center (D.H.S., M.S.v.d.K., N.I.W.), Amsterdam Neuroscience, Cellular & Molecular Mechanisms; Medicine for Society (D.H.S., S.v.d.B., N.R., C.E.M.H.), Platform at Amsterdam UMC location University of Amsterdam; Department of Endocrinology and Metabolism (S.v.d.B., A.B., M.R.D., N.R., C.E.M.H.), Amsterdam UMC location University of Amsterdam; National Health Care Institute (Zorginstituut Nederland) (L.T.), Diemen, the Netherlands; Division of Child Neurology (L.A.A.), Children's Hospital of Philadelphia, PA; Institute of Systems Motor Science (T.B.), CBBM, Universität of Lübeck; Centre of Rare Diseases (T.B.), University Hospital Schleswig Holstein, Lübeck, Germany; Division of Metabolic Diseases (A.B.), Department of Pediatrics, Emma Childrens' Hospital, Amsterdam UMC location University of Amsterdam, the Netherlands; National Health Care Institute RIZIV-INAMI (M.v.d.C.), Brussels, Belgium; VKS (H.D.), Dutch Patient Organization for Metabolic Diseases, Zwolle; United for Metabolic Diseases (UMD) (H.D.), Amsterdam, the Netherlands; International Niemann-Pick Disease Registry (C.D.), Washington, Tyne & Wear, United Kingdom; VSOP-Patient Alliance for Rare and Genetic Diseases (M.H.E.D.), Soest, the Netherlands; Institute for Medical Genetics and Applied Genomics (H.G.), University of Tübingen; Centre for Rare Disease (H.G.), University Hospital Tübingen, Germany; Yaya foundation for 4H Leukodystrophy (V.G.), Minneapolis, MN; Orphanet (T.H.), INSERM US14 Rare Disease Platform, Paris, France; Department of Neurology (G.U.H.), LMU University Hospital, Ludwig-Maximilians-Universität (LMU), Munich; German Center for Neurodegenerative Diseases e.V. (DZNE) (G.U.H., T.K.), Munich; Munich Cluster for Systems Neurology (SyNergy) (G.U.H.), Germany; Department of Pediatrics (H.v.d.H.), Center for Lysosomal and Metabolic Diseases, Erasmus MC University Medical Center, Sophia Children's Hospital, Rotterdam; European Medicines Agency (C.J., K.P.), Amsterdam; Medicines Evaluation Board (C.J.), Utrecht; Department of Endocrinology and Metabolism (M.L.), Amsterdam UMC, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, University of Amsterdam, the Netherlands; Canadian Agency for Drugs and Health Technology Technologies Agendcy in Health (CADTH) (L.J.L.), Ottawa, Ontario, Canada; CHDI Management, Inc. (E.N.), the company that manages the scientific activities of CHDI Foundation, Inc., New York, NY; National Health Care Institute (M.N., W.G.G.), Diemen, the Netherlands; Department of Neurology (T.K.), University of Bonn, Germany; Department of Integrative Neurophysiology (M.S.v.d.K.), Center for Neurogenomics and Cognitive Research, Vrije Universiteit, Amsterdam, the Netherlands; European Commission (A.P.), Joint Research Centre (JRC), Ispra, Italy; Patient Advocate Organization 'Vereniging HCHWA-d' (HCHWA-D Association) (S.v.R.), the Netherlands; European Leukodystrophies Association (E.F.S.-V.), Paris, France; Medical BioSciences Department (B.d.S.V.), Radboud University Medical Center, Nijmegen; and WHO Collaborating Centre for Pharmaceutical Policy and Regulation (W.G.G.), Division of Pharmacoepidemiology and Clinical Pharmacology, Utrecht University, the Netherlands.
Publikováno v:
Neurology [Neurology] 2024 Sep 24; Vol. 103 (6), pp. e209743. Date of Electronic Publication: 2024 Aug 22.
Autor:
Brands MR; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands., Haverman L; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Child and Adolescent Psychiatry & Psychological Care, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands., Muis JJ; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Child and Adolescent Psychiatry & Psychological Care, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands., Driessens MHE; Netherlands Hemophilia Patient Society, Nijkerk, Netherlands., Meijer S; Netherlands Hemophilia Patient Society, Nijkerk, Netherlands., van der Meer FJM; HemoNED Foundation, Leiden, Netherlands.; Department of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden University, Leiden, Netherlands., de Jong M; Independent patient representative, Utrecht, Netherlands., van der Bom JG; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden University, Leiden, Netherlands., Cnossen MH; Department of Pediatric Hematology and Oncology, Sophia Children's Hospital, Erasmus Medical Center, Rotterdam, Netherlands., Fijnvandraat K; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Department of Molecular Cellular Hemostasis, Sanquin Research and Landsteiner Laboratory, Amsterdam, Netherlands., Gouw SC; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, Netherlands.; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden University, Leiden, Netherlands.
Publikováno v:
JMIR human factors [JMIR Hum Factors] 2024 Sep 03; Vol. 11, pp. e48359. Date of Electronic Publication: 2024 Sep 03.
Autor:
Romano LGR; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., Schütte LM; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., van Hest RM; Department of Hospital Pharmacy and Clinical Pharmacology, Amsterdam University Medical Centers - University of Amsterdam, Amsterdam, The Netherlands., Meijer K; Department of Hematology, University Medical Center Groningen, Groningen, The Netherlands., Laros-van Gorkom BAP; Department of Hematology, Radboud University Medical Center, Nijmegen, The Netherlands., Nieuwenhuizen L; Department of Hematology, Máxima Medical Center, Veldhoven, The Netherlands., Eikenboom J; Department of Internal Medicine, Division of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, The Netherlands., Heubel-Moenen FCJI; Department of Hematology, Maastricht University Medical Center+, Maastricht, The Netherlands., Uitslager N; Van Creveldkliniek, University Medical Center Utrecht, Utrecht, The Netherlands., Coppens M; Department of Hematology, Amsterdam University Medical Centers - University of Amsterdam, Amsterdam, The Netherlands.; Pulmonary Hypertension & Thrombosis, Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands., Fijnvandraat K; Department of Paediatric Hematology, Amsterdam University Medical Centers - University of Amsterdam, Emma Children's Hospital, Amsterdam, The Netherlands.; Department of Plasma Proteins, Sanquin Research, Amsterdam, The Netherlands., Driessens MHE; Netherlands Hemophilia Patient Society, Nijkerk, The Netherlands., Polinder S; Department of Public Health, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., Cnossen MH; Department of Pediatric Hematology, Erasmus MC - Sophia Children's Hospital, Erasmus University Medical Center, Rotterdam, The Netherlands., Leebeek FWG; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., Mathôt RAA; Department of Hospital Pharmacy and Clinical Pharmacology, Amsterdam University Medical Centers - University of Amsterdam, Amsterdam, The Netherlands., Kruip MJHA; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands.
Publikováno v:
Research and practice in thrombosis and haemostasis [Res Pract Thromb Haemost] 2024 Mar 05; Vol. 8 (3), pp. 102367. Date of Electronic Publication: 2024 Mar 05 (Print Publication: 2024).
Autor:
Romano LGR; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., Schütte LM; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., van Hest RM; Department of Hospital Pharmacy and Clinical Pharmacology, Amsterdam University Medical Centers-University of Amsterdam, Amsterdam, The Netherlands., Meijer K; Department of Hematology, University Medical Center Groningen, Groningen, The Netherlands., Laros-van Gorkom BAP; Department of Hematology, Radboud University Medical Center, Nijmegen, The Netherlands., Nieuwenhuizen L; Department of Hematology, Máxima Medical Center, Veldhoven, The Netherlands., Eikenboom J; Department of Internal Medicine, Division of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, The Netherlands., Heubel-Moenen FCJI; Department of Hematology, Maastricht University Medical Center+, Maastricht, The Netherlands., Uitslager N; Van Creveldkliniek, University Medical Center Utrecht, Utrecht, The Netherlands., Coppens M; Department of Hematology, Amsterdam University Medical Centers-University of Amsterdam, Amsterdam, The Netherlands.; Pulmonary Hypertension & Thrombosis, Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands., Fijnvandraat K; Department of Pediatric Hematology, Amsterdam University Medical Centers-University of Amsterdam, Emma Children's Hospital, Amsterdam, The Netherlands.; Department of Plasma Proteins, Sanquin Research, Amsterdam, The Netherlands., Driessens MHE; Netherlands Hemophilia Patient Society (NVHP), Nijkerk, The Netherlands., Polinder S; Department of Public Health, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., Cnossen MH; Department of Pediatric Hematology and Oncology, Erasmus MC, Sophia Children's Hospital, Erasmus University Medical Center, Rotterdam, The Netherlands., Leebeek FWG; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., Mathôt RAA; Department of Hospital Pharmacy and Clinical Pharmacology, Amsterdam University Medical Centers-University of Amsterdam, Amsterdam, The Netherlands., Kruip MJHA; Department of Hematology, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands.
Publikováno v:
Haemophilia : the official journal of the World Federation of Hemophilia [Haemophilia] 2024 Mar; Vol. 30 (2), pp. 355-366. Date of Electronic Publication: 2024 Feb 11.
Autor:
Brands MR; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands., Janssen EAM; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands., Cnossen MH; Department of Pediatric Hematology, Erasmus MC Sophia Children's Hospital, Erasmus University Medical Center Rotterdam, Rotterdam, the Netherlands., Smit C; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., van Vulpen LFD; Center for Benign Haematology, Thrombosis and Haemostasis, Van Creveldkliniek, University Medical Center Utrecht, Utrecht University, Utrecht, the Netherlands., van der Valk PR; Center for Benign Haematology, Thrombosis and Haemostasis, Van Creveldkliniek, University Medical Center Utrecht, Utrecht University, Utrecht, the Netherlands., Eikenboom J; Department of Internal Medicine, Division of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, the Netherlands., Heubel-Moenen FCJI; Department of Hematology, Maastricht University Medical Centre, Maastricht, the Netherlands., Hooimeijer L; Department of Pediatrics, University Medical Center Groningen, Groningen, the Netherlands., Ypma P; Department of Hematology, HagaZiekenhuis, The Hague, the Netherlands., Nieuwenhuizen L; Department of Internal Medicine, Maxima Medical Centre, Eindhoven, the Netherlands., Coppens M; Department of Vascular Medicine, Amsterdam UMC location University of Amsterdam, Amsterdam, The Netherlands.; Amsterdam Cardiovascular Sciences, Pulmonary Hypertension & Thrombosis, Amsterdam, The Netherlands., Schols SEM; Department of Hematology, Radboud University Medical Center, Nijmegen, the Netherlands.; Hemophilia Treatment Center Nijmegen-Eindhoven-Maastricht, Nijmegen, the Netherlands., Laros-van Gorkom BAP; Department of Hematology, Radboud University Medical Center, Nijmegen, the Netherlands.; Hemophilia Treatment Center Nijmegen-Eindhoven-Maastricht, Nijmegen, the Netherlands., Leebeek FWG; Department of Hematology, Erasmus MC, Erasmus University Medical Center Rotterdam, Rotterdam, the Netherlands., Driessens MHE; Netherlands Hemophilia Patient Society (NVHP), Nijkerk, the Netherlands., Rosendaal FR; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., van der Bom JG; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., Fijnvandraat K; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands.; Department of Molecular Cellular Hemostasis, Sanquin Research and Landsteiner Laboratory, Amsterdam, the Netherlands., Gouw SC; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam UMC location University of Amsterdam, Amsterdam, the Netherlands.; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
Publikováno v:
Haemophilia : the official journal of the World Federation of Hemophilia [Haemophilia] 2023 Sep; Vol. 29 (5), pp. 1191-1201. Date of Electronic Publication: 2023 Aug 21.
Autor:
Romano LGR; Department of Hematology, Hemophilia Treatment Center, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands., van Vulpen LFD; Center for Benign Hematology, Thrombosis and Hemostasis, Van Creveldkliniek, University Medical Center Utrecht, Utrecht University, Utrecht, The Netherlands., den Exter PL; Department of Internal Medicine, Division of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, The Netherlands., Heubel-Moenen FCJI; Department of Hematology, Maastricht University Medical Center+, Maastricht, The Netherlands., Hooijmeijer HL; Department of Pediatrics, University Medical Center Groningen, Groningen, The Netherlands., Coppens M; Department of Vascular Medicine, Amsterdam University Medical Center, Amsterdam, The Netherlands.; Pulmonary Hypertension & Thrombosis, Amsterdam Cardiovascular Sciences, Amsterdam, The Netherlands., Fijnvandraat K; Department of Pediatric Hematology, Amsterdam University Medical Center - Emma Children's Hospital, University of Amsterdam, Amsterdam, The Netherlands.; Department of Molecular Cellular Hemostasis, Sanquin Research and Landsteiner Laboratory, Amsterdam, The Netherlands., Schols SEM; Department of Hematology, Radboud University Medical Center and Hemophilia Treatment Center, Nijmegen-Eindhoven-Maastricht, Nijmegen, The Netherlands., Ypma PF; Department of Hematology, Haga Hospital, The Hague, The Netherlands., Smit C; Netherlands Hemophilia Patient Society (NVHP), Nijkerk, The Netherlands., Driessens MHE; Netherlands Hemophilia Patient Society (NVHP), Nijkerk, The Netherlands., Rosendaal FR; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands., van der Bom JG; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands., Gouw SC; Department of Pediatric Hematology, Amsterdam University Medical Center - Emma Children's Hospital, University of Amsterdam, Amsterdam, The Netherlands.; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, The Netherlands., Kruip MJHA; Department of Hematology, Hemophilia Treatment Center, Erasmus MC, Erasmus University Medical Center, Rotterdam, The Netherlands.
Publikováno v:
Research and practice in thrombosis and haemostasis [Res Pract Thromb Haemost] 2023 Jun 17; Vol. 7 (5), pp. 100281. Date of Electronic Publication: 2023 Jun 17 (Print Publication: 2023).
Autor:
Brands MR; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam University Medical Centers location University of Amsterdam, Meibergdreef 9, Amsterdam, the Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam, the Netherlands., Haverman L; Amsterdam Reproduction & Development, Public Health, Amsterdam, the Netherlands.; Department of Child and Adolescent Psychiatry & Psychosocial Care, Emma Children's Hospital, Amsterdam University Medical Centers location University of Amsterdam, Meibergdreef 9, Amsterdam, the Netherlands., Muis JJ; Amsterdam Reproduction & Development, Public Health, Amsterdam, the Netherlands.; Department of Child and Adolescent Psychiatry & Psychosocial Care, Emma Children's Hospital, Amsterdam University Medical Centers location University of Amsterdam, Meibergdreef 9, Amsterdam, the Netherlands., Driessens MHE; Netherlands Hemophilia Patient Society, Nijkerk, the Netherlands., van der Meer FJM; HemoNED Foundation, Leiden, the Netherlands.; Department of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, the Netherlands., Goedhart G; HemoNED Foundation, Leiden, the Netherlands.; Department of Thrombosis and Hemostasis, Leiden University Medical Center, Leiden, the Netherlands., Meijer S; Netherlands Hemophilia Patient Society, Nijkerk, the Netherlands., de Jong M; BuroMD, Utrecht, the Netherlands., van der Bom JG; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands., Cnossen MH; Department of Pediatric Hematology, Sophia Children's Hospital, Erasmus University Medical Center, Erasmus University Rotterdam, Rotterdam, the Netherlands., Fijnvandraat K; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam University Medical Centers location University of Amsterdam, Meibergdreef 9, Amsterdam, the Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam, the Netherlands.; Department of Molecular Cellular Hemostasis, Sanquin Research and Landsteiner Laboratory, Amsterdam, the Netherlands., Gouw SC; Department of Pediatric Hematology, Emma Children's Hospital, Amsterdam University Medical Centers location University of Amsterdam, Meibergdreef 9, Amsterdam, the Netherlands.; Amsterdam Reproduction & Development, Public Health, Amsterdam, the Netherlands.; Department of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
Publikováno v:
Research and practice in thrombosis and haemostasis [Res Pract Thromb Haemost] 2023 Apr 23; Vol. 7 (4), pp. 100159. Date of Electronic Publication: 2023 Apr 23 (Print Publication: 2023).
Autor:
Brands MR; Amsterdam UMC, locatie AMC, Emma Kinderziekenhuis, afd. Kinderhematologie.; Contact: Martijn R. Brands (m.r.brands@amsterdamumc.nl)., Gouw SC; Amsterdam UMC, locatie AMC, Emma Kinderziekenhuis, afd. Kinderhematologie., Driessens MHE; VSOP: patiëntenkoepel voor zeldzame en genetische aandoeningen, Soest.
Publikováno v:
Nederlands tijdschrift voor geneeskunde [Ned Tijdschr Geneeskd] 2023 Mar 16; Vol. 167. Date of Electronic Publication: 2023 Mar 16.