1. Multivisceral Transplant Unit, Gastroenterology; Department of Surgery, Oncology and Gastroenterology; Padua University Hospital; Padua Italy
2. Centre Hepato-Biliaire Paul Brousse; Villejuif France
3. Hepatobiliary Surgery and Liver Transplantation Unit; Department of Surgery, Oncology and Gastroenterology; Padua University Hospital; Padua Italy
4. Gastroenterology and Transplant Hepatology; Papa Giovanni XXIII Hospital; Bergamo Italy