1. IRCCS Fondazione Don Carlo Gnocchi, Florence, Italy
2. SOC Neurologia, Ospedale San Giovanni di Dio, Firenze, AUSL Toscana Centro, Florence, Italy
3. Dipartimento Neuromuscolo-Scheletrico e degli Organi di Senso, SODc Neurofisiopatologia, AOU Careggi, Florence, Italy
4. Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy