[1] Fdn Univ G DAnnunzio, Clin Neurol, Osped SS Annunziata, Neuromuscular Dis Unit,Inst Aging CeSI, I-66013 Chieti, Italy
[2] Univ G DAnnunzio, Dept Human Motor Sci, I-66013 Chieti, Italy
[3] Niigata Natl Hosp, Dept Neurol, Niigata 9458585, Japan
[4] Niigata Natl Hosp, Dept Clin Res, Niigata 9458585, Japan
[5] Fdn Univ G DAnnunzio, Inst Adv Biomed Technol ITAB, I-66013 Chieti, Italy