[1] IRCCS Ist Sci Neurol Bologna, Bologna, Italy
[2] Univ Padua, Dept Biol, Padua, Italy
[3] Univ Genoa, Inst G Gaslini, Muscular & Neurodegenerat Dis Unit, Genoa, Italy
[4] Univ Roma La Sapienza, Dept Neurol Sci, I-00185 Rome, Italy
[5] Univ Bologna, IRCCS, Ist Sci Neurol, Bologna, Italy
[6] Magna Graecia Univ Catanzaro, Inst Neurol, Catanzaro, Italy
[7] IRCCS Ist Sci Neurol Bologna, Child Neurol Unit, Bologna, Italy
[8] Univ Salerno, I-84100 Salerno, Italy
[9] Univ Roma La Sapienza, Policlin Umberto 1, Rome, Italy
[10] Porto Conte Ric, Alghero, Italy
[11] CNR, Inst Neurosci, Sect Padua, Padua, Italy