1. Division Neurological Rehabilitation, Department of NEUROFARBA, University of Florence, Florence, Italy/IRCCS Fondazione Don Carlo Gnocchi, Florence, Italy
2. Division Neurological Rehabilitation, Department of NEUROFARBA, University of Florence, Florence, Italy
3. Division Neurological Rehabilitation, Careggi University Hospital, Florence, Italy
4. Multiple Sclerosis Center, ASST Valle Olona, Gallarate Hospital (VA), Gallarate, Italy
5. Neurology Unit and MS Center, IRCCS San Raffaele Scientific Institute, Milan, Italy
6. Department of Neurology, University of Catania, Catania, Italy
7. Department of Neurology, University of Genova, Genova, Italy
8. Department of Neurology and Psychiatry, ‘La Sapienza’ University, Rome, Italy
9. Demyelinating Disease Center, Department of Neurology, San Salvatore Hospital, L’Aquila, Italy
10. IRCCS Istituto delle Scienze Neurologiche di Bologna, Bologna, Italy/Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy
11. Department of Neuroscience and Imaging, University ‘G. d’Annunzio’ of Chieti, Chieti, Italy
12. Department of Basic Medical Sciences, Neurosciences and Sense Organs, University of Bari, Bari, Italy
13. Department of Public Health, Clinical and Molecular Medicine, University of Cagliari, Cagliari, Italy
14. Institute of Experimental Neurology, Division of Neuroscience, IRCCS San Raffaele Scientific Institute, Milan, Italy
15. Neurology Unit and MS Center, IRCCS San Raffaele Scientific Institute, Milan, Italy/Vita-Salute San Raffaele University, Milan, Italy/Neuroimaging Research Unit, Institute of Experimental Neurology, Division of Neuroscience, IRCCS San Raffaele Scientific Institute, Milan, Italy/Neurophysiology Unit, IRCCS San Raffaele Scientific Institute, Milan, Italy