1. Internal Medicine and Alcohol Related Disease Unit, Department of Internal Medicine and Gastroenterology, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy
2. Fondazione Policlinico Universitario A. Gemelli IRCCS, Roma, Italy
3. Comunity of Sant’Egidio, Rome, Italy
4. Internal Medicine Department, Barone Lombardo Hospital, Canicattì, Italy
5. Department of Medical Sciences, IRCCS Casa Sollievo della Sofferenza Hospital, San Giovanni Rotondo, Italy
6. Department of Biomedicine and Prevention, University of Rome Tor Vergata, Rome, Italy
7. Università Cattolica del Sacro Cuore, Roma, Italy
8. Internal Medicine, Gastroenterology and Hepatology Unit, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy
9. Institute of Internal Medicine and Gastroenterology, Catholic University of Rome, Rome, Italy