1. Demyelinating Diseases Unit Jiménez Diaz Foundation University Hospital Madrid Spain
2. Demyelinating Diseases Unit La Princesa University Hospital Madrid Spain
3. Multiple Sclerosis Unit Ramón y Cajal University Hospital Madrid Spain
4. Department of Neurology Department of Medicine Faculty of Medicine San Carlos Clinical Hospital Complutense University of Madrid and San Carlos Institute for Health Research Madrid Spain
5. Neuroimmunology and Multiple Sclerosis Unit La Paz University Hospital Madrid Spain
6. Infanta Leonor University Hospital Madrid Spain
7. Alcorcón Foundation University Hospital Madrid Spain
8. Neuroimmunology Unit Puerta de Hierro University Hospital Madrid Spain
9. Demyelinating Diseases Unit University Hospital of Getafe Madrid Spain
10. Severo Ochoa University Hospital Madrid Spain
11. Demyelinating Diseases Unit Gregorio Marañón General University Hospital Madrid Spain
12. Henares University Hospital Madrid Spain
13. Central Defense Hospital "Gómez Ulla," Madrid Spain
14. Torrejón University Hospital Madrid Spain
15. Complutense University of Madrid Madrid Spain
16. University of Edinburgh Edinburgh Scotland