1. Department of Hepatobiliary Surgery and Visceral Transplantation University Medical Center Hamburg‐Eppendorf Hamburg Germany
2. Department of General, Visceral and Transplant Surgery University Hospital Heidelberg Heidelberg Germany
3. Department of General, Visceral, Thoracic, Transplant and Pediatric Surgery University Medical Center Schleswig‐Holstein Kiel Germany
4. Department of Surgery University Hospital Regensburg Regensburg Germany
5. Department of General, Visceral and Transplant Surgery Charité–Universitätsmedizin Berlin Berlin Germany
6. Department of General, Visceral and Transplantation Surgery University Hospital Essen Essen Germany
7. Department of General, Visceral and Transplant Surgery University Hospital Aachen Aachen Germany
8. Novartis Pharma GmbH Nürnberg Germany