1. Neuroimaging Laboratory, Santa Lucia Foundation IRCCS, Rome, Italy
2. Neurology Unit, Centre for Aging Brain and Neurodegenerative Disorder, University of Brescia, Brescia, Italy
3. Laboratories of Analysis, Brescia Hospital, Brescia, Italy
4. Neurology Unit, Valle Camonica Hospital, Esine, Brescia, Italy
5. Neuroradiology Unit, University of Brescia, Brescia, Italy
6. Clinical Imaging Science Centre, Brighton and Sussex Medical School, University of Sussex, Falmer, UK