1. Multiple Sclerosis Centre of Catalonia (Cemcat) Department of Neurology‐Neuroimmunology Vall d'Hebron University Hospital Barcelona Spain
2. Department of Neurology Ruhr University, St Josef‐Hospital Bochum Germany
3. Department of Brain Repair and Rehabilitation Faculty of Brain Sciences University College London Institute of Neurology London UK
4. Preventive Medicine and Epidemiology Department Vall d'Hebron University Hospital Barcelona Spain
5. Department 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 University 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. Department of Neurology Medical Faculty, Multiple Sclerosis Heinrich‐Heine‐University Düsseldorf Germany
12. Department of Neurology and Centre 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 MunichGermany
14. Munich Cluster for Systems Neurology (SyNergy) Munich Germany
15. University Hospital Basel Basel Switzerland
16. INSERM UMR U1043 – CNRS U5282 Centre de Physiopathologie de Toulouse Purpan Université de Toulouse, UPS ToulouseFrance
17. ICM‐GHU Pitié‐Salpêtrière Sorbonne Universités UPMC Univ Paris 06, UMR_S 1127 Paris France
18. Centre for Outcomes Research and Effectiveness (CORE) Research Department of Clinical, Educational and Health Psychology University College London LondonUK
19. NMR Research Unit Queen Square Multiple Sclerosis Centre University College London (UCL) Institute of Neurology London UK
20. Neuroimmunology Unit Centre for Molecular Medicine, L8:04 Karolinska University Hospital (Solna) Stockholm Sweden
21. Department of Neurology Medical University of Lodz Lodz Poland
22. Clinical Neuroimmunology Unit and MS Clinic Department of Neurology Cerrahpasa School of Medicine Istanbul University Istanbul Turkey
23. Danish Multiple Sclerosis Centre Department of Neurology Copenhagen University Hospital Rigshospitalet Copenhagen Denmark
24. Biostatistics Unit University of Genoa Genoa Italy
25. European Multiple Sclerosis Platform (EMSP) Schaerbeek/Brussels Belgium
26. Department of Neurology University of Münster MünsterGermany
27. Department of Neurology Focus Program Translational Neuroscience (FTN) and Immunology (FZI) Rhine‐Main Neuroscience Network (rmn2) University Medical Centre of the Johannes Gutenberg University Mainz Mainz Germany