1. Center for Research in Medical Pharmacology, University of Insubria, Varese, Italy
2. Associazione Parkinson Insubria—As.P.I, Varese, Italy
3. Comitato Italiano Parkinson – Progetto PDInfo – Care by Data, Rome, Italy
4. Neurology Unit, S. Andrea Hospital, Department of Translational Medicine, University of Piemonte Orientale, Vercelli, Italy