1. Istituto Oncologico Veneto; IRCCS; Padova; Italy
2. Department of Surgery; Oncology and Gastroenterology, University of Padova; Italy
3. Department of Medicine; University of Padova; Italy
4. Center for Liver Research (CeLiveR); Ospedali Riuniti; Bergamo; Italy
5. 4th Surgery Division; Treviso Regional Hospital; Treviso; Italy
6. Section of Digestive Diseases; Yale University; New Haven; CT