1 Neurology Unit, Department of Neuroscience, Biomedicine and Movement, University of Verona, Verona, Italy.
2 Department of Medicine, Surgery and Dentistry "Scuola Medica Salernitana", University of Salerno, Baronissi, SA, Italy.
3 Neurology Unit, Department of Medical Science and Public Health, Institute of Neurology, University of Cagliari, Cagliari, Italy.
4 Clinical Neurophysiology Unit, Cardarelli Hospital, Naples, Italy.
5 Neurology Unit, Department of Medical Science and Public Health, Institute of Neurology, University of Cagliari, Cagliari, Italy. ercolitommaso@me.com.
6 Department of Human Neurosciences, Sapienza University of Rome, Rome, Italy.
7 Ospedale Policlinico San Martino IRCCS, Genoa, Italy.
8 Department of Basic Science, Neuroscience, and Sense Organs, Aldo Moro University of Bari, 70124, Bari, Italy.