[1] Univ Turin, Rita Levi Montalcini Dept Neurosci, PhD Programme Neurosci, Turin, Italy
[2] IRCSS Policlin San Donato, Neurol Unit, San Donato Milanese, Italy
[3] Univ Vita Salute San Raffaele, Milan, Italy
[4] IRCCS Fdn Santa Lucia, Rome, Italy
[5] AST Fermo, UOC Neurol, Fermo, Italy
[6] Fdn IRCCS Ist Neurol Carlo Besta, Unit Neuroepidemiol, Via Celoria 11, I-20133 Milan, Italy
[7] Fdn FARO ETS, Turin, Italy