1. Neurodegenerative Disease Unit, Department of Basic Medical Sciences, Neuroscience and Sense Organs, University of Bari “Aldo Moro”, Bari, Italy
2. Department of Clinical Research in Neurology, Center for Neurodegenerative Diseases and the Aging Brain, University of Bari “Aldo Moro”, “Pia Fondazione Cardinale G. Panico“, Lecce, Italy
3. Department of Research and Development, Chiesi Farmaceutici, Parma, Italy
4. National Institute of Gastroenterology “Saverio de Bellis”, Research Hospital, Castellana Grotte Bari, Italy
5. Istituti Clinici Scientifici Maugeri SPA SB, IRCCS, Institute of Cassano Murge, Bari, Italy
6. Interdisciplinary Department of Medicine (DIM), Section of Dentistry, University of Bari AldoMoro, Bari, Italy
7. Psychiatric Unit, Department of Clinical and Experimental Medicine, University of Foggia, Foggia, Italy
8. Geriatric Unit, Fondazione IRCCS “Casa Sollievo della Sofferenza”, Foggia, Italy
9. Institute of Neurology, Catholic University of Sacred Heart, Rome, Italy
10. Institute of Neurology, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy