1. Department of Medicine I, Josephs Hospital Warendorf, Academic Teaching Hospital, University of Muenster, Warendorf, Germany
2. HPB Unit, Freeman Hospital, Newcastle upon Tyne, United Kingdom
3. Institute of Cellular Medicine, Newcastle University, Newcastle, United Kingdom
4. Faculty of Medicine, University of Oslo, Oslo, Norway
5. Department of Transplantation Medicine, Oslo University Hospital, Oslo Norway
6. First Department of Medicine, University of Szeged, Szeged, Hungary
7. Department of Gastroenterology, Medical Center Hungarian Defence Forces, Budapest, Hungary
8. Department of Gastroenterology, ASST Rhodense, Rho, and Garbagnate Milanese Hospitals, Milan, Italy
9. Med. Klinik II, DIAKOVERE Henriettenstift, Klinik für Enterologie, Hannover, Germany
10. Department of Gastroenterology and Hepatology, Erasmus MC, University Medical Center Rotterdam, The Netherlands
11. Department of Endoscopy and Gastroenterology, Edouard Herriot Hospital, Lyon, France
12. Digestive Endoscopy Unit, Fondazione Policlinico Universitario Agostino Gemelli – IRCCS, Catholic University, Rome, Italy.
13. CERTT, Center for Endoscopic Research, Therapeutics and Training – Catholic University, Rome, Italy
14. CPO Piemonte, AOU Città della Salute e della Scienza, Turin, Italy
15. Office of Research and Innovation, Royal College of Surgeons in Ireland Coláiste Ríoga na Máinleá in Éirinn, Dublin, Ireland.
16. Clinical Effectiveness Research Group, University of Oslo and Oslo University Hospital, Oslo, Norway
17. Endoscopy Unit, Nuovo Regina Margherita Hospital, Rome, Italy
18. Department of Gastroenterology, Hepatology and Oncology, Medical Center for Postgraduate Education, Warsaw, Poland
19. Department of Gastroenterological Oncology and Department of Cancer Prevention, The Maria Sklodowska-Curie Memorial Cancer Center and Institute of Oncology, Warsaw, Poland
20. Department of Health Management and Health Economics, University of Oslo, Norway
21. Servicio de Gastroenterologia, Instituto Portugues de Oncologia Francisco Gentil, Porto, Portugal
22. Northern Institute for Cancer Research, Newcastle University, Newcastle, United Kingdom
23. Digestive Endoscopy and Gastroenterology Unit, Poliambulanza Foundation, Brescia, Italy
24. Department of Gastroenterology, Gloucestershire Hospitals NHS Foundation Trust, Gloucestershire, United Kingdom
25. Department of Gastroenterology and Hepatology. University Hospital Leuven, Leuven, Belgium
26. Department of Gastroenterology, University Hospital of North Tees, Stockton-on-Tees, Cleveland, UK