1. Université Claude Bernard Lyon 1, Faculté de Médecine Lyon Est, Lyon, France
2. Service de Neurologie, Sclérose en Plaques, Pathologies de la Myéline et Neuro-Inflammation, Hôpital Neurologique Pierre Wertheimer, Hospices Civils de Lyon, Lyon/Bron, France
3. Centre des Neurosciences de Lyon, Observatoire Français de la Sclérose en Plaques, INSERM 1028 et CNRS UMR5292, Lyon, France
4. Université Claude Bernard Lyon 1, Lyon, France
5. Hospices Civils de Lyon, Lyon, France
6. EDMUS Foundation, Lyon/Bron, France
7. Centre des Neurosciences de Lyon, FLUID Team, INSERM 1028 et CNRS UMR5292, Lyon, France
8. Department of Neurology, Nancy University Hospital, Nancy, France
9. Université de Lorraine, EA 4360 APEMAC, Vandoeuvre-Lès-Nancy, Nancy, France
10. CHU Pontchaillou, CIC1414 INSERM, Rennes, France
11. Department of Neurology, CHU de Toulouse, Toulouse, France
12. University of Bordeaux, Bordeaux, France
13. INSERM U1215, Neurocentre Magendie, Bordeaux, France
14. CHU de Bordeaux, CIC Bordeaux CIC1401, Bordeaux, France
15. Clinical Investigation Center, Department of Neurology, CHU de Strasbourg, INSERM 1434, Strasbourg, France
16. Department of Neurology, Assistance Publique des Hôpitaux de Paris, Pitié-Salpêtrière Hospital, Paris, France
17. LIRIC (Lille Inflammation Research International Center), University of Lille, CHU de Lille, INSERM UMR995, Lille, France
18. CHU de Montpellier, MS Unit, Montpellier, France
19. University of Montpellier (MUSE), Montpellier, France
20. Department of Neurology, CHU de la Côte de Nacre, Caen, France
21. CHU de Nice, Université Nice Côte d’Azur, CRCSEP Nice, Neurologie Pasteur 2, Nice, France
22. Department of Neurology, CHU de Dijon, EA4184, Dijon, France
23. CHU de Nantes, Service de Neurologie, CIC015 INSERM, Nantes, France
24. INSERM CR1064, Nantes, France
25. Department of Neurology, CHU de Besançon, Besançon, France
26. Department of Neurology, Neuro-Dol, CHU Clermont-Ferrand, Université Clermont Auvergne, INSERM U1107, Clermont-Ferrand, France
27. Pôle de Neurosciences Cliniques, Service de Neurologie, APHM, Hôpital de la Timone, Marseille, France
28. CRMBM UMR 7339, CNRS, Aix-Marseille Université, Marseille, France
29. Brain and Spine Institute, Sorbonne Universités, UPMC Paris 06, ICM, Hôpital de la Pitié Salpêtrière, INSERM UMR S 1127, CNRS UMR 7225, Paris, France
30. Department of Neurology, AP-HP, Saint-Antoine Hospital, Paris, France
31. Department of Neurology, Fondation Rothschild, Paris, France
32. Department of Neurology, CHU de Nîmes, Nîmes, France
33. Institut de Génomique Fonctionnelle, UMR5203, INSERM 1191, Université de Montpellier, Montpellier, France
34. Department of Neurology, Hôpital de Poissy, Poissy, France
35. Department of Neurology, CHU d’Amiens, Amiens, France
36. Department of Neurology, CHU de Rouen, Rouen, France
37. Department of Neurology, CHU Grenoble Alpes, Grenoble, France
38. Department of Neurology, CHU de la Martinique, Fort-de-France, France
39. Department of Neurology, CHU de Limoges, Hôpital Dupuytren, Limoges, France
40. Department of Neurology, Assistance Publique des Hôpitaux de Paris, Hôpital Henri Mondor, Université Paris Est, Créteil, France
41. Department of Neurology, CHU de Saint-Étienne, Hôpital Nord, Saint-Étienne, France
42. Department of Neurology, CHU de Reims, Faculté de Médecine de Reims, URCA, Reims, France
43. LPN EA 2027 Université Paris 8, Saint-Denis, France
44. Department of Neurology, CHU de Tours, Hôpital Bretonneau, CRC SEP, Tours, France
45. Department of Neurology, Hôpital Pierre Delafontaine, Centre Hospitalier de Saint-Denis, Saint-Denis, France
46. Department of Neurology, Hôpital Sud Francilien, Corbeil-Essonnes, France
47. Department of Neurology, Centre Hospitalier de Versailles, Le Chesnay, France
48. Department of Neurology, CHU de Poitiers, Hôpital La Milétrie, Poitiers, France
49. Department of Neurology, CHU de Bicêtre, Le Kremlin-Bicêtre, France