1. Department of Surgery The Ohio State University Wexner Medical Center Columbus Ohio USA
2. Department of Surgery University of Verona Verona Italy
3. Department of Surgery Ospedale San Raffaele Milano Italy
4. Department of Surgery Curry Cabral Hospital Lisbon Portugal
5. Department of Hepatobiliopancreatic Surgery APHP, Beaujon Hospital Clichy France
6. Department of Surgery Westmead Hospital Sydney Australia
7. Department of Surgery Stanford University Stanford California USA
8. Department of Surgery Fundeni Clinical Institute Bucharest Romania
9. Department of Surgery University of Ottawa Ottawa Canada
10. Department of Surgery, School of Medicine The University of Sydney Sydney Australia
11. Department of Surgery Yokohama City University School of Medicine Yokohama Japan