1. Department of Surgery, Fondazione Poliambulanza Istituto Ospedaliero, Brescia, Italy
2. Department of Surgery, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands
3. Cancer Center Amsterdam, The Netherlands
4. Department of Surgery, University Medical Center Schleswig-Holstein, Campus Lübeck, Germany
5. Department of Surgery, Catharina Hospital, Eindhoven, The Netherlands
6. Department of Hepatopancreatobiliary and Transplant Surgery, Singapore General Hospital, Singapore
7. Division of Oncologic and Mini-invasive General Surgery, ASST Grande Ospedale Metropolitano Niguarda, Milan, Italy
8. Department of Surgery, Fiona Stanley Hospital, Perth, Australia.
9. Department of Surgery, Amsterdam UMC, Vrije Universiteit, Amsterdam, The Netherlands
10. Hepatobiliary and Pancreatic Surgery Unit, Hospital del Mar, Universitat Pompeu Fabra, Barcelona, Spain