1. Department of Gastroenterology and Hepatology Erasmus MC University Medical Center Rotterdam the Netherlands
2. Department of Gastroenterology and Hepatology, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, Amsterdam UMC Vrije Universiteit Amsterdam Amsterdam the Netherlands
3. Department of Biostatistics Erasmus MC University Medical Center Rotterdam the Netherlands
4. Department of Epidemiology Erasmus MC University Medical Center Rotterdam the Netherlands
5. PALGA, The nationwide network and registry of histo‐ and cytopathology in the Netherlands Houten the Netherlands
6. Department of Gastroenterology and Hepatology University Medical Center Groningen and University of Groningen, Gastroenterology and Hepatology Groningen the Netherlands
7. Department of Pathology Erasmus MC University Medical Center Rotterdam the Netherlands
8. Department of Gastroenterology and Hepatology Radboud University Medical Center Nijmegen the Netherlands
9. Division of Gastroenterology University of Alberta Edmonton Canada
10. Department of Gastroenterology and Hepatology University Medical Center Utrecht Utrecht the Netherlands
11. Department of Gastroenterology and Hepatology Leiden University Medical Center Leiden the Netherlands
12. Department of Gastroenterology and Hepatology, Amsterdam Gastroenterology Endocrinology Metabolism (AGEM) Research Institute, Amsterdam UMC University of Amsterdam Amsterdam the Netherlands
13. Department of Gastroenterology and Hepatology Maastricht University Medical Center Maastricht the Netherlands