1. Hepatobiliary Surgery and Liver Transplant Center; Padova University Hospital; Padova Italy
2. Multivisceral Transplant Unit, Gastroenterology; Department of Surgery, Oncology and Gastroenterology; Padova University Hospital; Padova Italy
3. Hepato-Pancreatic-Biliary Surgery and Oncology National Cancer Institute (Istituto Nazionale Tumori); Milan Italy
4. Department of Hepatology and Gastroenterology; Niguarda Hospital; Milan Italy
5. Department of General Surgery and Transplantation; Sant'Orsola-Malpighi Hospital; University of Bologna; Bologna Italy
6. Istituto Mediterraneo Trapianti e Terapie ad Alta Specializzazione; University of Pittsburgh Medical Center in Italy; Palermo Italy
7. Italian National Transplant Center; Rome Italy
8. Medical Liver Transplant Section; Department of Medical Sciences Experimental and Clinical; University of Udine; Udine Italy