1. Department “G.F. Ingrassia,” MS Center University of Catania Catania Italy
2. Department of Medical and Surgical Sciences University of Foggia Foggia Italy
3. Department of Neurosciences Head of Multiple Sclerosis Center Policlinico Riuniti Hospital Foggia Italy
4. Department NEUROFARBA, University of Florence Florence Italy
5. IRCCS Fondazione Don Carlo Gnocchi Florence Italy
6. Neurology Unit, Neurorehabilitation Unit, Neurophysiology Service, and Neuroimaging Research Unit Division of Neuroscience IRCCS San Raffaele Scientific Institute Milan Italy
7. Vita‐Salute San Raffaele University Milan Italy
8. Department of Basic Medical Sciences, Neuroscience and Sense Organs University of Bari “Aldo Moro,” Bari Italy