1. Division of Surgical Oncology, Department of Surgery; The Johns Hopkins University School of Medicine; Baltimore Maryland
2. Unit of Hepatobiliary Surgery and Liver Transplantation; University of Padua Medical Center; Padua Italy
3. Department of Medical and Surgical Sciences, S. Orsola-Malpighi Hospital, Alma Mater Studiorum; University of Bologna; Bologna Italy
4. Center of General Surgery and Liver Transplantation; Fundeni Clinical Institute; Bucharest Romania
5. Hepato-Biliary- Pancreatic and Transplantation Centre; Curry Cabral Hospital; Lisbon Portugal
6. Hepatobiliary Surgery; San Raffaele Hospital; Milan Italy
7. Division of Surgical Oncology, Department of Surgery; Medical College of Wisconsin; Milwaukee Wisconsin
8. Division of Surgical Oncology, Department of Surgery; Emory University School of Medicine; Atlanta Georgia
9. Department of Surgery; University of Sydney; Sydney New South Wales Australia
10. Division of Surgical Oncology, Department of Surgery; University of Virginia; Charlottesville Virginia
11. Department of Hepatic Surgery; Eastern Hepatobiliary Surgery Hospital; Shanghai China
12. Department of Surgery; Stanford University; Stanford California
13. Division of Hepatobiliary and Pancreatic Surgery, Department of Surgery; University of Pittsburgh Medical Center; Pittsburgh Pennsylvania