1. Neurology Unit, Movement Disorders Division; Department of Neurosciences, Biomedicine and Movement Sciences; University of Verona; Verona Italy
2. Neuromotor and Cognitive Rehabilitation Research Center (CRRNC); Department of Neurosciences, Biomedicine and Movement Sciences; University of Verona; Verona Italy
3. Neurorehabilitation Unit; Azienda Ospedaliera Universitaria Integrata; Verona Italy
4. Department of Neurosciences, Biomedicine and Movement Sciences; University of Verona; Verona Italy
5. Department of Clinical and Experimental Medicine; University of Messina; Messina Italy
6. Morton and Gloria Shulman Movement Disorders Clinic and the Edmond J. Safra Program in Parkinson's Disease, Toronto Western Hospital, UHN, Division of Neurology; University of Toronto; Toronto Ontario Canada
7. Krembil Research Institute; Toronto Ontario Canada