1. Department of Basic Medical Sciences, Neurodegenerative Disease Unit, University of Bari, Bari, Italy
2. Department of Clinical Research in Neurology, Unit of Neurodegenerative Diseases, University of Bari “Aldo Moro” at “Pia Fondazione Card. G. Panico”, Tricase, Lecce, Italy
3. Department of Medical Sciences, Geriatric Unit and Gerontology-Geriatrics Research Laboratory, IRCCS Casa Sollievo della Sofferenza, San Giovanni Rotondo, Foggia, Italy
4. Biostatistics Unit, IRCCS-Ospedale Casa Sollievo Della Sofferenza, San Giovanni Rotondo, Foggia, Italy
5. National Institute of Gastroenterology “Saverio de Bellis”, Research Hospital, Castellana Grotte Bari, Italy
6. Department of Research and Development, Chiesi Farmaceutici, Parma, Italy
7. Department of Clinical and Experimental Medicine, Psychiatric Unit, University of Foggia, Foggia, Italy
8. Otolaryngology Unit, University of Bari Aldo Moro, Bari, Italy