1. Department of Neurology, University of Brescia, Brescia, Italy
2. Department of Health Science, Section of Biostatistics and Epidemiology, University, University of Pavia, Pavia, Italy
3. Neurology Unit, Vallecamonica Hospital, Esine, Brescia, Italy
4. IRCCS Fatebenefratelli, Brescia, Italy
5. Geriatric Unit, S. Anna Hospital, Brescia, Italy
6. Neurology Unit, “Città di Brescia” Hospital, Brescia, Italy
7. Geriatric Unit, Poliambulanza Hospital, Brescia, Italy
8. Rehabilitation and Geriatric Unit, “Ancelle della Carità” Hospital, Cremona, Italy