1. Division of Clinical and Molecular Hepatology; Department of Internal Medicine; University Hospital of Messina; Messina Italy
2. Department of Clinical and Experimental Medicine; University of Messina; Messina Italy
3. Division of Oncological Surgery; Department of General Surgery, Oncology and Pathology; University Hospital of Messina; Messina Italy
4. Gastroenterology and Hepatology Division; University of Torino; San Giovanni Battista Hospital; Torino Italy
5. Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico; Division of Gastroenterology and Hepatology; “AM & A Migliavacca” Center for the Study of Liver Disease; Milano Italy
6. Department of Pediatric, Gynecologic, Microbiologic and Biomedical Sciences; University of Messina; Messina Italy