1. Department of Surgery, Oncology and Gastroenterology, Hepatobiliary Surgery and Liver Transplantation Unit Padova University Hospital Padova Italy
2. Department of General & Digestive Surgery, Institut de Malalties Digestives I Metabòliques (IMDiM) Hospital Clínic, University of Barcelona Spain
3. Department of Surgery, Division of Hepatobiliary and General Surgery Humanitas Clinical and Research Center, Humanitas University Rozzano Italy
4. Hepatopancreatobiliary and Transplant Unit, Department of Experimental and Clinical Medicine Polytechnic University of Marche Ancona Italy
5. Department of Surgery University Hospital Regensburg Regensburg Germany
6. Department of Surgery Erasmus MC, University Medical Center Rotterdam Rotterdam The Netherlands
7. Department of General, Transplant and Liver Surgery Medical University of Warsaw Warsaw Poland
8. Department of Surgery Maastricht University Medical Center Maastricht The Netherlands
9. Department of General, Visceral and Transplantation Surgery RWTH University Hospital Aachen Aachen Germany