1. Neurology Unit, Ospedale dell’Angelo, Venezia Mestre, Italy
2. Neurology Unit, Department of Neurosciences, University Hospital of Udine, Udine, Italy
3. Department of Mathematics, Informatics and Physics (DMIF), University of Udine, Udine, Italy
4. Department of Medical Area (DAME), University of Udine, Udine, Italy