1. Department of Basic Medical Sciences; Neuroscience and Sense Organs; ‘Aldo Moro’ University of Bari; Bari Italy
2. Parkinson and Movement Disorders Unit; IRCCS Hospital San Camillo; Venice Italy
3. Department of Neurological and Movement Sciences; University of Verona; Verona Italy
4. IRCCS Neuromed Institute; Pozzilli Italy
5. Department of Neurology and Psychiatry; Sapienza University of Rome; Rome Italy