1. Neuroimaging Research Unit, Division of Neuroscience, IRCCS San Raffaele Scientific Institute, Milan, Italy
2. Multiple Sclerosis Center of the Veneto Region, Department of Neurosciences, University Hospital - School of Medicine, Padua, Italy
3. Neurology Unit, IRCCS San Raffaele Scientific Institute, Milan, Italy
4. Vita-Salute San Raffaele University, Milan, Italy
5. Neurophysiology Service, IRCCS San Raffaele Scientific Institute, Milan, Italy
6. Neurorehabilitation Unit, IRCCS San Raffaele Scientific Institute, Milan, Italy