1. Laboratory of Functional Neurochemistry
2. University of Insubria, 21100 Varese, Italy
3. Center for Parkinson Disease and Movement Disorders, Neurological Institute “C. Mondino”, 27100 Pavia, Italy
4. University of Piemonte Orientale “Amedeo Avogadro”, 28100 Novara, Italy
5. Institute of Nervous and Mental Diseases, University of Rome “La Sapienza”, 00185 Rome, Italy