1. Unit of Neurodegenerative Diseases; Department of Clinical Research in Neurology; University of Bari ‘Aldo Moro’; Tricase Lecce Italy
2. Unit of Biostatistics; IRCCS ‘Casa Sollievo della Sofferenza’; San Giovanni Rotondo Foggia Italy
3. Department of Basic Medical Sciences; Neurosciences and Sense Organs; University of Bari ‘Aldo Moro’; Bari Italy
4. Geriatric Unit and Laboratory of Gerontology and Geriatrics; Department of Medical Sciences; IRCCS ‘Casa Sollievo della Sofferenza’; San Giovanni Rotondo Foggia Italy