1. Department II of Internal Medicine and Center for Molecular Medicine Cologne, University of Cologne, Faculty of Medicine and University Hospital Cologne , Cologne , Germany
2. Center for Rare Diseases Cologne, Faculty of Medicine and University Hospital Cologne, University of Cologne , Cologne , Germany
3. Cologne Excellence Cluster on Cellular Stress Responses in Aging-Associated Diseases (CECAD) , Cologne , Germany
4. Department of Internal Medicine IV, Nephrology and Hypertension, Saarland University Medical Center , Homburg/Saar , Germany
5. Department of General, Visceral, Cancer and Transplant Surgery, University Hospital of Cologne , Cologne , Germany
6. Department of Gastroenterology and Hepatology, University Hospital of Cologne , Cologne , Germany