1. University Hospitals Leuven Department of Gastroenterology and Hepatology, KU Leuven, Leuven, Belgium
2. KU Leuven Department of Chronic Diseases and Metabolism, Translational Research Center for Gastrointestinal Disorders [TARGID], Leuven, Belgium
3. Department of Gastroenterology, Addenbrooke’s Hospital, Cambridge University Hospitals NHS Trust, Cambridge, UK
4. Medical Research Council Clinical Trials Unit, University College London, London, UK
5. Integrative Genomics Lab, Center for Cooperative Research in Biosciences [CIC bioGUNE], Basque Research and Technology Alliance [BRTA], Derio, Spain
6. IKERBASQUE, Basque Foundation for Science, Bilbao, Spain
7. Department of Gastroenterology, Guy’s and St Thomas’ NHS Foundation Trust, London, UK
8. School of Immunology and Microbial Sciences, King’s College London, London, UK
9. Inflammatory Bowel Diseases Center, Washington University in Saint Louis School of Medicine, St Louis, MO, USA
10. Henry D. Janowitz Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, NY, USA
11. Department of Inflammation & Immunity, Lerner Research Institute, and Department of Gastroenterology, Hepatology & Nutrition, Digestive Disease Institute, Cleveland Clinic, Cleveland, OH, USA
12. Division of Gastroenterology, Hospital Beatriz Ângelo, Loures, Portugal
13. Department of Gastroenterology and Hepatology, University Hospital Zürich, Switzerland