1 Hepato-Pancreato-Biliary Surgery and Liver Transplantation Unit, University of Modena and Reggio Emilia, Modena, MO, Italy.
2 Department of Medical and Surgical Sciences and Translational Medicine, Faculty of Medicine and Psychology, Sapienza University of Rome, Rome, RM, Italy.
3 Division of Liver Transplantation and Hepatobiliary Surgery, Department of Surgery, Weill Cornell Medical College, New York, NY, USA.