1. Department of Medicine IUniversity of MuensterWarendorfGermany
2. HPB UnitFreeman HospitalNewcastle upon TyneUK
3. Institute of Cellular MedicineNewcastle UniversityNewcastleUK
4. Faculty of MedicineUniversity of OsloOsloNorway
5. Department of Transplantation MedicineOslo University HospitalOsloNorway
6. First Department of MedicineUniversity of SzegedSzegedHungary
7. Department of GastroenterologyMedical Center Hungarian Defence ForcesBudapestHungary
8. Department of GastroenterologyGarbagnate Milanese HospitalsMilanItaly
9. Med. Klinik IIKlinik für EnterologieHannoverGermany
10. Department of Gastroenterology and HepatologyUniversity Medical CenterRotterdamThe Netherlands
11. Department of Endoscopy and GastroenterologyEdouard Herriot HospitalLyonFrance
12. Digestive Endoscopy UnitCatholic UniversityRomeItaly
13. Center for Endoscopic Research, Therapeutics and TrainingCatholic UniversityRomeItaly
14. CPO PiemonteAOU Città della Salute e della ScienzaTurinItaly
15. Office of Research and InnovationRoyal College of Surgeons in IrelandDublinIreland
16. Clinical Effectiveness Research GroupUniversity of Oslo and Oslo University HospitalOsloNorway
17. Endoscopy UnitNuovo Regina Margherita HospitalRomeItaly
18. Department of Gastroenterology, Hepatology and OncologyMedical Center for Postgraduate EducationWarsawPoland
19. Department of Gastroenterological Oncology and Department of Cancer PreventionThe Maria Sklodowska-Curie Memorial Cancer Center and Institute of OncologyWarsawPoland
20. Department of Health Management and Health EconomicsUniversity of OsloOsloNorway
21. Servicio de GastroenterologiaInstituto Portugues de Oncologia Francisco GentilPortoPortugal
22. Northern Institute for Cancer ResearchNewcastle UniversityNewcastleUK
23. Digestive Endoscopy and Gastroenterology UnitPoliambulanza FoundationBresciaItaly
24. Department of GastroenterologyGloucestershire Hospitals NHS Foundation TrustGloucestershireUK
25. Department of Gastroenterology and HepatologyUniversity Hospital LeuvenLeuvenBelgium
26. Department of GastroenterologyUniversity Hospital of North TeesClevelandUK