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Associations of Disease-Modifying Therapies With COVID-19 Severity in Multiple Sclerosis.

Autor: Simpson-Yap S; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy. liesbet.peeters@uhasselt.be., De Brouwer E; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Kalincik T; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Rijke N; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Hillert JA; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Walton C; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Edan G; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Moreau Y; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Spelman T; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Geys L; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Parciak T; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Gautrais C; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Lazovski N; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Pirmani A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Ardeshirdavanai A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Forsberg L; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Glaser A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., McBurney R; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Schmidt H; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Bergmann AB; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Braune S; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Stahmann A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Middleton R; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Salter A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Fox RJ; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., van der Walt A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Butzkueven H; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Alroughani R; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Ozakbas S; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Rojas JI; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., van der Mei I; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Nag N; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Ivanov R; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Sciascia do Olival G; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Dias AE; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Magyari M; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Brum D; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Mendes MF; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Alonso RN; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Nicholas RS; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Bauer J; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Chertcoff AS; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Zabalza A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Arrambide G; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Fidao A; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Comi G; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy., Peeters L; From the CORe (S.S.-Y., T.K.), Department of Medicine, and Neuroepidemiology Unit (S.S.-Y., N.N., A.F.), Melbourne School of Population & Global Health, University of Melbourne, Parkville, Australia; Menzies Institute for Medical Research (S.S.-Y.), University of Tasmania, Hobart, Australia; ESAT-STADIUS (E.D.B., Y.M., A.P.), KU Leuven, Belgium; Department of Neurology (T.K.), Melbourne MS Centre, Royal Melbourne Hospital, Parkville, Australia; MS International Federation (N.R., C.W.), London, UK; Department of Clinical Neuroscience (J.A.H., T.S., L.F., A.G.), Swedish MS Registry, Stockholm, Sweden; Department of Neurology (G.E.), CHU Pontchaillou, Rennes, France; Karolinska Institutet (T.S.), Solna, Sweden; Biomedical Research Institute-Data Science Institute (L.G., A.P., L.P.), Hasselt University, Belgium; Department of Medical Informatics (T.P.), University Medical Center Göttingen, Germany; Department of Computer Science and AI (C.G.), KU Leuven, Belgium; QMENTA (N.L.), Barcelona, Spain; Medpace Reference Laboratories (A.A.), Molecular Unit, Leuven, Belgium; iConquerMS People-Powered Research Network (R. McBurney, H.S.), Accelerated Cure Project for MS, Waltham, MA; NeuroTransData Study Group (A.B.B., S.B.), NeuroTransData, Neuburg, Germany; German MS-Register by the National MS Society (A. Stahmann), MS Forschungs- und Projektentwicklungs-gGmbH, Hannover, Germany; UK MS Register (R. Middleton, R.S.N.), Swansea University, UK; COViMS (A. Salter, R.J.F.), US; Division of Biostatistics (A. Salter), Washington University in St. Louis, St Louis, MO; Mellen Center for Multiple Sclerosis (R.J.F.), Cleveland Clinic, Cleveland, OH; Department of Neuroscience (A.v.d.W., H.B.), Central Clinical School, Monash University, Melbourne, Australia; Al-Amiri Hospital (R.A.), Kuwait City, Kuwait; Dokuz Eylul University (S.O.), Izmir, Turkey; Neurology Department (J.I.R.), Hospital Universitario de CEMIC; RELACOEM (J.I.R., R.N.A.), Buenos Aires, Argentina; Australian MS Longitudinal Study (I.v.d.M.), Menzies Institute for Medical Research, University of Tasmania, Hobart, Australia; Bulgarian SmartMS COVID-19 Dataset (R.I.), Sofia, Bulgaria; ABEM-Brazilian MS Patients Association (G.S.d.O., A.E.D.), São Paulo, Brazil; Danish Multiple Sclerosis Registry (M.M.), Department of Neurology, University Hospital Rigshospitalet, Glostrup, Denmark; Universidade Estadual Paulista (D.B.), Unesp, Faculdade de Medicina, Botucatu, Brazil; REDONE.br-Brazilian Registry of Multiple Sclerosis and Neuromyelitis Optica Spectrum Disorders (D.B., M.F.M.); Irmandade da Santa Casa de Misericórdia de São Paulo (M.F.M.), Brazil; Multiple Sclerosis University Center (R.N.A.), Ramos Mejia Hospital-EMA, Buenos Aires, Argentina; Imperial College London (R.S.N.); Swansea University (R.S.N.), Swansea, UK; Mental Health Area (J.B.); MS and Demyelinating Diseases (A.S.C.)., Hospital Británico de Buenos Aires, EMA, Argentina; Servei de Neurologia-Neuroimmunologia (A.Z., G.A.), Centre d'Esclerosi Múltiple de Catalunya, (Cemcat); Vall d'Hebron Institut de Recerca (A.Z., G.A.), Vall d'Hebron Hospital Universitari; Universitat Autònoma de Barcelona (A.Z., G.A.), Spain; and Institute of Experimental Neurology (G.C.), Ospedale San Raffaele, Milan, Italy.

Publikováno v: Neurology [Neurology] 2021 Nov 09; Vol. 97 (19), pp. e1870-e1885. Date of Electronic Publication: 2021 Oct 05.

Telerehabilitation in Parkinson's disease: Influence of cognitive status.

Autor: Dias AE; Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, SP, Brazil., Limongi JCP; Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, SP, Brazil., Hsing WT; Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, SP, Brazil., Barbosa ER; Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, SP, Brazil.

Publikováno v: Dementia & neuropsychologia [Dement Neuropsychol] 2016 Oct-Dec; Vol. 10 (4), pp. 327-332.

Speech disorders did not correlate with age at onset of Parkinson's disease.

Autor: Dias AE; Departamento de Neurologia, Faculdade de Medicina, Universidade de São Paulo, Sao Paulo, SP, Brasil., Barbosa MT; Departamento de Neurologia, Faculdade de Medicina, Universidade de São Paulo, Sao Paulo, SP, Brasil., Limongi JC; Departamento de Neurologia, Faculdade de Medicina, Universidade de São Paulo, Sao Paulo, SP, Brasil., Barbosa ER; Departamento de Neurologia, Faculdade de Medicina, Universidade de São Paulo, Sao Paulo, SP, Brasil.

Publikováno v: Arquivos de neuro-psiquiatria [Arq Neuropsiquiatr] 2016 Feb; Vol. 74 (2), pp. 117-21.