[1] University of Heidelberg,Department of General, Visceral and Transplantation Surgery
[2] University Medical Center Hamburg-Eppendorf,Department of General, Visceral and Thoracic Surgery
[3] Karlsruhe Institute of Technology,Institute for Anthropomatics and Robotics
[4] National Center for Tumor Diseases,Department for Translational Surgical Oncology
[5] Hospital Mittelbaden,Department of Surgery
[6] St. Clara and University Hospital of Basel,Division of Abdominal Surgery, Clarunis Academic Centre of Gastrointestinal Diseases
[7] University Hospital of Zürich,Department of Surgery and Transplantation