1. Department of Neurology, IRCCS Ospedale Policlinico San Martino, Genoa, Italy
2. Department of Neuroscience, Rehabilitation, Ophthalmology, Genetics, Maternal and Child Health (DINOGMI), University of Genoa, Genoa, Italy
3. Department of Health Sciences (DISSAL), University of Genoa, Genoa, Italy
4. Department of Neurophysiology, IRCCS Ospedale Policlinico San Martino, Genoa, Italy, and
5. IRCCS Ospedale Policlinico San Martino, Genoa, Italy