1. Department of Gastroenterology, Royal Wolverhampton NHS Trust, Wolverhampton, United Kingdom
2. Gastroenterology Department, Valduce Hospital, Como, Italy
3. Department of Haematology Cardiff and Vale University Health Board, Cardiff, United Kingdom
4. Department of Gastroenterology, Charleroi University Hospitals, Charleroi, Belgium
5. Anticoagulation UK, London, United Kingdom
6. Thrombosis UK, Llanwrda, United Kingdom
7. Department of Haematology University Hospitals Birmingham NHS Foundation Trust, Birmingham,
8. Department of Gastroenterology, The Newcastle-upon-Tyne NHS Foundation Trust, Newcastle-upon-Tyne
9. Department of Gastroenterology, Sheffield Teaching Hospitals NHS Foundation Trust, Sheffield
10. Pôle digestif, Hôpital Universitaire L’Archet 2, Nice, France
11. Department of Interventional Cardiology, University Hospital Southampton NHS Foundation Trust, Southampton, United Kingdom
12. Department of Gastroenterology and Hepatology, Leiden University Medical Centre, Leiden, Netherlands