1. Department of General, Visceral and Transplant Surgery; Hannover Medical School; Hannover Germany
2. Core Facility Quality Management and Health Technology Assessment in Transplantation; Integrated Research and Treatment Center-Transplantation (IFB-Tx); Hannover Medical School; Hannover Germany
3. Department of Trauma and Orthopaedic Surgery; Federal Armed Forces Hospital Westerstede; Westerstede Germany
4. Department of Internal Medicine; Federal Armed Forces Hospital Hamburg; Hamburg Germany
5. Institute of Pathology; Hannover Medical School; Hannover Germany