1. Department of Research and Development St. Antonius Hospital Nieuwegein The Netherlands
2. Department of Gastroenterology and Hepatology Erasmus University Medical Center Rotterdam The Netherlands
3. Department of Gastroenterology and Hepatology Leiden University Medical Center Leiden The Netherlands
4. Department of Surgery St. Antonius Hospital Nieuwegein The Netherlands
5. Department of Gastroenterology and Hepatology Radboudumc Nijmegen The Netherlands
6. Department of Surgery Amsterdam UMC, location University of Amsterdam Amsterdam The Netherlands
7. Amsterdam Gastroenterology Endocrinology Metabolism Amsterdam The Netherlands
8. Department of Gastroenterology and Hepatology Sint Franciscus Hospital Rotterdam The Netherlands
9. Department of Gastroenterology and Hepatology Meander Medical Center Amersfoort The Netherlands
10. Department of Gastroenterology and Hepatology Catharina Hospital Eindhoven The Netherlands
11. Department of Surgery Gelre Hospital Apeldoorn The Netherlands
12. Department of Gastroenterology and Hepatology Elisabeth TweeSteden Hospital Tilburg The Netherlands
13. Department of Gastroenterology and Hepatology Onze Lieve Vrouwe Gasthuis Amsterdam The Netherlands
14. Department of Gastroenterology and Hepatology Isala Clinics Zwolle The Netherlands
15. Department of Gastroenterology and Hepatology Reinier de Graaf Hospital Delft The Netherlands
16. Department of Gastroenterology and Hepatology Jeroen Bosch Hospital Den Bosch The Netherlands
17. Department of Gastroenterology and Hepatology Rijnstate Hospital Arnhem The Netherlands
18. Department of Gastroenterology and Hepatology Canisius Wilhelmina Hospital Nijmegen The Netherlands
19. Department of Gastroenterology and Hepatology University Medical Center Utrecht The Netherlands
20. Department of Gastroenterology and Hepatology Diakonessenhuis Utrecht The Netherlands
21. Department of Gastroenterology and Hepatology Gelderse Vallei Hospital Ede The Netherlands
22. Department of Surgery, Division of Colorectal Surgery Columbia University Irving Medical Center‐New York Presbyterian Hospital New York New York USA
23. Department of Surgery Maastricht University Medical Center+ Maastricht The Netherlands
24. Department of Nutrition and Movement Sciences, School of Nutrition and Translational Research in Metabolism (NUTRIM), Faculty of Health, Medicine and Life Sciences Maastricht University Maastricht the Netherlands
25. Department of Gastroenterology and Hepatology, Amsterdam Gastroenterology Endocrinology Metabolism, Amsterdam UMC University of Amsterdam Amsterdam The Netherlands
26. Department of Surgery Radboudumc Nijmegen The Netherlands
27. Department of Gastroenterology and Hepatology St. Antonius Hospital Nieuwegein The Netherlands
28. Department of Surgery University Medical Center Utrecht Utrecht The Netherlands