1. Department of Surgical, Oncological and Gastroenterological Sciences (DiSCOG), University of Padova, Second General Surgical Unit, Padova Teaching Hospital, Padua, Italy
2. for the HE.RC.O.LE.S and ITA.LI.CA Collaborative Groups
3. Department of General and Transplant Surgery, Grande Ospedale Metropolitano Niguarda, School of Medicine and Surgery, University of Milan-Bicocca, Milan, Italy
4. Department of Gastroenterologiy and Hepatology, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico Milan, Milan, Italy
5. Department of Health Promotion, Mother & Child Care, Internal Medicine & Medical Specialties, PROMISE, Section of Gastroenterology & Hepatology, University of Palermo, Palermo, Italy
6. Department of Medicine and Surgery, Infectious Diseases and Hepatology Unit, University of Parma and Azienda Ospedaliero-Universitaria of Parma, Parma, Italy
7. Division of Internal Medicine, Hepatobiliary and Immunoallergic Disease, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy
8. Unit of Semeiotics, Liver and Alcohol-Related Diseases, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy
9. Medicina Interna Faenza, Dipartimento Emergenza, Medicina Interna e Cardiologia IRCCS-Istituto Scientifico Romagnolo per lo Studio dei Tumori “Dino Amadori” Meldola, AUSL Romagna, Meldola, Italy
10. Hepatobiliary Surgery Division, “Vita e Salute” University, Ospedale San Raffaele IRCCS, Milan, Italy
11. Department of Biomedical Sciences, Humanitas University, Pieve Emanuele, Milan, Italy; Department of Hepatobiliary and General Surgery, IRCCS Humanitas Research Hospital, Rozzano, Milan, Italy
12. Department of Experimental and Clinical Medicine, Internal Medicine and Hepatology Unit, University of Firenze, Florence, Italy
13. Department of Clinical and Experimental Medicine, Division of Medicine and Hepatology, University of Messina, Messina, Italy
14. Hepatobiliary Surgery and Transplant Unit, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Bologna, Italy
15. Department of Medicine, Surgery and Pharmacy, AOU Sassari, Italy
16. Department of Clinical Medicine and Surgery, Departmental Program “Diseases of the Liver and Biliary System”, University of Napoli “Federico II”, Naples, Italy
17. Gastroenterology Unit, Belcolle Hospital, Viterbo, Italy
18. Gastroenterology Unit, Bolzano Regional Hospital, Bolzano, Italy
19. Department of Surgery, Oncology, and Gastroenterology, Gastroenterology Unit, University of Padova, Padua, Italy
20. HPB Surgery and Transplantation Unit, Department of Clinical and Experimental Medicine, Polytechnic University of Marche, Ancona, Italy
21. Hepatobiliary Surgery Unit, Fondazione Policlinico Universitario A Gemelli, IRCCS, Catholic University of the Sacred Heart, Rome, Italy
22. School of medicine and surgery, University of Milano Bicocca, IRCCS Fondazione San Gerardo, Monza, Italy
23. Gastroenterology Unit, Ospedale Sacro Cuore Don Calabria, Negrar, Italy
24. Liver Injury and Transplant Unit and Obesity Center, Polytechnic University of Marche, Ancona, Italy
25. Gastroenterology Unit, Department of Surgical and Medical Sciences, IRCCS Azienda Ospedaliero, Universitaria di Bologna, Bologna, Italy
26. Gastroenterology Unit, Department of Internal Medicine, University of Genoa, Genoa, Italy
27. Gastroenterology Unit, IRCCS Ospedale San Martino, Genoa, Italy
28. Division of Hepatobiliary pancreatic Unit, IRCCS-Regina Elena National Cancer Institute, Rome, Italy
29. Department of General and Oncological Surgery, Mauriziano Hospital “Umberto I”, Turin, Italy
30. UO Epatologia, Azienda Ospedaliero Universitaria Pisana, Pisa, Italy
31. Department of Medicine and Surgery, University of Parma, Parma, Italy
32. Medicine Unit, Bolognini Hospital, Seriate, Italy
33. Department of Clinical Medicine and Surgery, Hepato-Gastroenterology Unit, University of Napoli “Federico II”, Naples, Italy;
34. Unit of General Surgery 1, University of Pavia and Foundation IRCCS Policlinico San Matteo, Pavia, Italy
35. General Surgery and Organ Transplantation Unit, Sapienza University of Rome, Umberto I Polyclinic of Rome, Rome, Italy
36. HPB Surgical Unit, San Paolo Hospital, Savona, Italy
37. Gastroenterology Unit, Fondazione Policlinico Universitario A Gemelli, IRCCS, Roma, Italy
38. Gastroenterology and Digestive Endoscopy Unit, Foggia University Hospital, Foggia, Italy
39. Department of Surgical, Oncological and Gastroenterological Science (DISCOG), University of Padua, Hepatobiliary and Pancreatic Surgery Unit, Treviso Hospital, Treviso, Italy
40. Division of General and Hepatobiliary Surgery, Department of Surgical Sciences, Dentistry, Gynecology and Pediatrics, University of Verona, Verona, Italy
41. Department of Medical and Surgical Sciences, Internal Medicine–Zoli Unit, Alma Mater Studiorum,Università di Bologna, Padova, Italy
42. Department of Hepato-Pancreatic-Biliary Surgery, Miulli Hospital, Bari, Italy
43. Alma Mater Studiorum, University of Bologna, AOU Sant’Orsola Malpighi, IRCCS at Maggiore Hospital, Bologna, Italy
44. Department of General Surgery, Poliambulanza Foundation Hospital, Brescia, Italy
45. Department of Emergency and Robotic Surgery, ASST Lecco, Lecco, Italy
46. Department of Surgery, L Sacco Hospital, Milan, Italy
47. Division of General Surgery, Department of Medical and Surgical Sciences, ASUGI, Trieste, Italy
48. Internal Medicine and Gastroenterology, Fondazione Policlinico Universitario Agostino Gemelli, IRCCS and Università Cattolica del Sacro Cuore, Rome, Italy
49. General and Oncologic Surgery, Morgagni-Pierantoni Hospital, Department of Medical and Surgical Sciences, University of Bologna Forlì, Forlì, Italy
50. Department of General Surgery, Ospedale Carlo Poma, Mantua, Italy
51. Department of General and Pediatric Surgery, Bolzano Central Hospital, Bolzano, Italy
52. Department of Clinical and Experimental Sciences, University of Brescia, Brescia, Italy
53. Department of Surgery, Ponte San Pietro Hospital, Bergamo, Italy; Department of Emergency and Robotic Surgery, ASST Lecco, Lecco, Italy
54. Biostatistics, Epidemiology and Public Health Unit, Department of Cardiac, Thoracic, Vascular Sciences and Public Health, University of Padua, Padua, Italy
55. Now with HepatoBiliaryPancreatic Surgery, AOU Careggi, Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy