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