1Department of Neurology-Neuroimmunology, Multiple Sclerosis Centre of Catalonia (Cemcat), Vall d’Hebron University Hospital, Barcelona, Spain
2Department of Neurology, Ruhr University, St. Josef-Hospital, Bochum, Germany
3Department of Brain Repair & Rehabilitation and Faculty of Brain Sciences, University College London Institute of Neurology, London, UK
4Department of Neurology-Neuroimmunology, Multiple Sclerosis Centre of Catalonia (Cemcat), Vall d’Hebron University Hospital, Barcelona, Spain/Preventive Medicine and Epidemiology Department, Vall d’Hebron University Hospital, Barcelona, Spain
5Department of Neurosciences, Psychology, Drugs and Child Health Area (NEUROFARBA), Section Neurosciences, University of Florence, Florence, Italy
6Multiple Sclerosis International Federation, London, UK
7Department of Neurology, Toulouse University Hospital, Toulouse, France
8Neurological Department, Institute of Experimental Neurology (INSPE), Scientific Institute Hospital San Raffaele, Universita’ Vita-Salute San Raffaele, Milan, Italy
9Departments of Neurology and Biomedicine, University Hospital Basel, Basel, Switzerland
10Department of Neurology, Medical University of Graz, Graz, Austria
11Multiple Sclerosis Center, Department of Neurology, Medical Faculty, Heinrich-Heine-University Düsseldorf, Düsseldorf, Germany
12Department of Neurology and Center of Clinical Neuroscience, First Faculty of Medicine and General University Hospital, Charles University, Prague, Czech Republic
13Department of Neurology, Klinikum rechts der Isar, Technische Universität München and Munich Cluster for Systems, Neurology (SyNergy), Munich, Germany
14University Hospital Basel, Basel, Switzerland
15INSERM UMR U1043 - CNRS U5282, Université de Toulouse, UPS, Centre de Physiopathologie de Toulouse Purpan, Toulouse, France
16Sorbonne Universités, UPMC Univ Paris 06, UMR_S 1127, ICM-GHU Pitié-Salpêtrière, Paris, France
17Centre for Outcomes Research and Effectiveness (CORE), Research Department of Clinical Educational and Health Psychology, University College London, London, UK
18NMR Research Unit and Queen Square Multiple Sclerosis Centre, University College London Institute of Neurology, London, UK
19Neuroimmunology Unit, Center for Molecular Medicine, Karolinska University Hospital Solna, Stockholm, Sweden
20Department of Neurology, Medical University of Lodz, Lodz, Poland
21Clinical Neuroimmunology Unit and MS Clinic, Department of Neurology, Cerrahpasa School of Medicine, Istanbul University, Istanbul, Turkey
22Department of Neurology, Danish Multiple Sclerosis Center, Copenhagen University Hospital, Rigshospitalet, Denmark
23Biostatistics Unit, University of Genoa, Genoa, Italy
24European Multiple Sclerosis Platform (EMSP), Schaerbeek, Belgium
25Department of Neurology, University of Münster, Münster, Germany
26Department of Neurology, Focus Program Translational Neuroscience (FTN) and Immunology (FZI), Rhine-Main Neuroscience Network (rmn2), University Medical Center of the Johannes Gutenberg University Mainz, Mainz, Germany