1. Department of Medicine and Surgery, Unit of Neurology, Azienda Ospedaliero-Universitaria, Parma, Italy
2. Sigmund Freud University, Milano, Italy
3. Department of Disability, Fondazione Istituto Ospedaliero di Sospiro – Onlus, Cremona, Italy
4. Alzheimer Center, FERB, Briolini Hospital, Gazzaniga, Bergamo, Italy
5. Center for Cognitive Disorders, AUSL Parma, Parma, Italy
6. Department of Nuclear Medicine, Azienda Ospedaliero-Universitaria, Parma, Italy
7. Department of Medicine and Surgery, Section of Neuroscience, Unit of Neurology, University of Parma, Parma, Italy