1. Institute of Gastroenterology and Hepatology, Emek Medical Center, Afula, Israel & Rappaport Faculty of Medicine Technion Israel Institute of Technology, Haifa, Israel
2. Nuovo Regina Margherita Hospital, Rome, Italy
3. Ulm, Germany
4. III. Medizinische Klinik Universitätsklinikum Augsburg, Augsburg, Germany
5. Department of Gastroenterology, Hospital Clinic de Barcelona. Institut d'Investigacions Biomediques August Pi i Sunyer (IDIBAPS). Centro de Investigación Biomédica en Red de Enfermedades Hepáticas y Digestivas (CIBERehd). Universitat de Barcelona, Barcelona, Spain
6. Department of Gastroenterology, Erasme University Hospital, Université Libre de Bruxelles, Brussels, Belgium
7. Portsmouth Hospital NHS Trust, Gastroenterology, Portsmouth, United Kingdom
8. Department of Gastroenterology and Hepatology,Catholic University of Leuven (KUL), TARGID, University, Hospitals Leuven, Leuven, Belgium
9. Department of Gastroenterology and Hepatology, Amsterdam University Medical Centers, University of Amsterdam, The Netherlands
10. Department of Cancer Prevention and Department of Oncological Gastroenterology,The Maria Sklodowska-Curie National Research Institute of Oncology, Warsaw, Poland
11. Hepatogastroenterology Unit, 2nd Department of Internal Medicine - Propaedeutic, Medical School, National and Kapodistrian University of Athens, Attikon University General Hospital, Athens, Greece
12. Department of Gastroenterology, University College London Hospitals, London, United Kingdom
13. Dartmouth Geisel School of Medicine, Hanover NH, VA Medical Center, Section of Gastroenterology, White River Junction, VT., USA
14. North West Anglia NHS Foundation Trust, Hinchingbrooke, United Kingdom
15. Inselspital, Bern, Switzerland
16. General hospital, Bjelovar, Croatia
17. University Medical Centre, Ljubljana, Slovenia
18. Tallinn Healthcare College, Tallin,Estonia
19. Hvidovre Hospital, Copenhagen, Denmark
20. Amsterdam UMC location AMC, Amsterdam, The Netherlands
21. Gastroenterology Division, Edouard Herriot Hospital Lyon, France
22. Department of Gastroenterology and Hepatology, Radboud University Medical Center, Nijmegen, The Netherlands
23. Gastroenterology Department, Portuguese Oncology Institute of Porto, Portugal