1. Hepatobiliary and Abdominal Transplantation Surgery, Department of Experimental and Clinical Medicine; Polytechnic University of Marche; Ancona Italy
2. Hepatobiliary and Pancreatic Surgery Unit, General Surgery Department; Sohag University; Sohag Egypt
3. Anesthesiology and Intensive Care Unit, Arcispedale Santa Maria Nuova, Scientific Institute for Research, Hospitalization, and Health Care, Reggio Emilia; Italy
4. General Surgery and Transplantation Unit, Department of Medicine; University of Udine; Udine Italy
5. Department of General, Hepatobiliary and Liver Transplantation Surgery; Ghent University Hospital Medical School; Ghent Belgium