1Department of Surgery, Cancer Center Amsterdam, Academic Medical Center, Amsterdam, the Netherlands
2Department of Digestive Surgery, E. Herriot Hospital, HCL, UCBL1, Lyon, France
3Department of Surgery, Hospital Universitari de Girona Dr. Josep Trueta, Girona, Spain
4Department of Surgery, University of Verona, Verona, Italy
5Department of General and HPB Surgery, Ghent University Hospital, Ghent, Belgium
6Division of General and Transplant Surgery, University of Pisa, Pisa, Italy
7Department of HPB Surgery, Hôpital Beaujon, Clichy Cedex, France
8Hepato-Pancreato-Biliary Unit, Parma University Hospital, Parma, Italy
9Department of Surgery and Liver Transplantation, Croix-Rousse University Hospital, Hospices Civils de Lyon, University of Lyon I, Lyon, France
10Department of Clinical Science, Intervention and Technology, Karolinska University Hospital, Stockholm, Sweden
11Department of Surgery, University Hospital Erlangen, Erlangen, Germany
12Department of General, Visceral and Transplantation Surgery, Heidelberg University, Heidelberg, Germany
13Center of General Surgery and Liver Transplant, Fundeni Clinical Institute, Bucharest, Romania
14Department of Surgery, Klinikum rechts der Isar, School of Medicine, Technical University of Munich, Munich, Germany
15Department of Abdominal and General Surgery, University Medical Centre Maribor, Maribor, Slovenia
16Second Department of Surgery, Democritus University of Thrace, Alexandroupolis, Greece
17HPB Surgery and Liver Transplantation Unit, Royal Free Hospital, London, UK
18Department of Hepato-Pancreato-Biliary Surgery, Oslo University Hospital, Oslo, Norway
19Department of HPB and Transplant Surgery, Clínica Universidad de Navarra, Pamplona, Spain
20Department of Hepatobiliary, Endocrine and Transplantation Surgery, Antwerp University Hospital, Antwerp, Belgium
21Department of HPB and Transplant Services, National Health Service, Leeds, UK
22Department of Surgery, Skåne University Hospital, Lund, Sweden
23Department of Visceral, Vascular and Endocrine Surgery, Martin-Luther-University Halle-Wittenberg, Halle, Germany