1. Innere Medizin & Gastroenterologie (IMuG) Klinikum Klagenfurt am Worthersee Klagenfurt Austria
2. Department of Surgery, Oncology and Gastroenterology Multivisceral Transplant Unit Padua University Hospital Italy
3. Liver Unit Hospital Universitario Valle Hebron Barcelona Spain
4. Department of Gastroenterology Ospedale Sandro Pertini Rome Italy
5. Department of Medical and Surgical Sciencesrgical Sciences Universita degli Studi di Bologna Bologna Italy
6. Department of Internal Medicine I Ulm University Hospital Ulm Germany
7. Department of Internal Medicine and Division of Gastroenterology and Hepatology Sint‐Lucas General Hospital Brugge Belgium
8. Netherlands Cancer Institute Amsterdam The Netherlands
9. School of Public Health Faculty of Social Welfare and Health Sciences University of Haifa Haifa Israel