1. Geriatric Unit and Gerontology-Geriatrics Research Laboratory, Department of Medical Sciences, IRCCS Casa Sollievo della Sofferenza, San Giovanni Rotondo, Foggia, Italy
2. Department of Geriatrics, Center for Aging Brain, Memory Unit, University of Bari, Bari, Italy
3. Department of Neurological and Psychiatric Sciences, University of Bari, Bari, Italy
4. Italian National Research Council (CNR), Aging Section, Padova, Italy
5. Department of Physical Medicine and Rehabilitation-“OORR Hospital”, University of Foggia, Foggia, Italy
6. Geriatrics Unit, Azienda ULSS 16 Padova, S Antonio Hospital, Padova, Italy