1. Centre for Ageing Brain and Neurodegenerative Disorders, Neurology Unit, University of Brescia, Brescia, Italy
2. Laboratories of Biotechnology, Brescia Hospital, Brescia, Italy
3. Department of Medical Sciences, Istituto Di Ricovero e Cura a Carattere Scientifico, Casa Sollievo della Sofferenza, San Giovanni Rotondo (FG), Italy
4. Neuropsychology Unit, Catholic University, Rome, Italy
5. Department of Medical Imaging, Geneva University Hospital, Geneva, Switzerland
6. Nuclear Medicine Unit, University of Brescia, Brescia, Italy