1. Division of Abdominal Organ Transplantation, Department of Surgery; New York-Presbyterian Hospital/Columbia Presbyterian Medical Center; New York; NY
2. Section of Hepatobiliary Surgery and Liver Transplantation, Department of Surgery; New York-Presbyterian Hospital/Weill Cornell Medical Center; New York; NY
3. Hepatobiliary Surgery and Liver Transplantation, Department of Surgery; University Clinic, University of Navarre; Pamplona; Spain