¹University of British Columbia, Vancouver, Canada, ²Janssen Inc., Medical Affairs, Canada, Canada, ³Janssen Inc., Medical Affairs, Toronto, Canada, ⁴Janssen Inc., Research and Development, LLC, Spring House, USA, ⁵McGill University, Montreal, Canada

¹LUMC, Gastroenterology and Hepatology, Leiden, The Netherlands, ²LUMC, Gerontology and Geriatrics, Leiden, The Netherlands, ³Institute for Evidence-Based Medicine in Old Age (IEMO), Leiden, The Netherlands

¹Gastroenterology Department, Addenbrooke's Hospital, Cambridge, UK

¹Imelda general hospital, Department of gastroenterology, Bonheiden, Belgium, ²Imelda general hospital, Central hospital pharmacy, Bonheiden, Belgium, ³Imelda general hospital, IBD infusion unit, Bonheiden, Belgium, ⁴Imelda general hospital, IT department, Bonheiden, Belgium, ⁵University Hospitals Leuven, Catholic University of Leuven, Department of gastroenterology and hepatology, Leuven, Belgium

¹Gastroenterology Sheba Medical Center, Ramat Gan, Israel, ²Gastroenterology unit, University hospital of Saint Etienne, Saint-Priest-en-Jarez, France

¹Centre of Clinical Research, Falun, Sweden, ²Uppsala University Hospital, Department of Surgical Sciences, Uppsala, Sweden, ³Uppsala University Hospital, Department of Gastroenterology, Uppsala, Sweden, ⁴Mälarsjukhuset, Medical clinic, Eskilstuna, Sweden

¹John Radcliffe Hospital, Translational Gastroenterology Unit, Oxford, UK

¹Kagawa Prefectural Central Hospital, Department of Gastroenterological Surgery, Takamatsu, Japan

¹St Mark's Hospital, Harrow, UK, ²The Chinese University of Hong Kong, Department of Medicine and Therapeutics, Hong Kong, Hong Kong, ³University of Birmingham, Birmingham, UK, ⁴Public Health Wales, Cardiff, UK, ⁵University of Cardiff, Cardiff, UK, ⁶Strategen Limited, Basingstoke, UK, ⁷Ferring International Center, St-Prex, Switzerland

¹Cleveland Clinic, Colon and Rectal Surgery, Cleveland, USA

¹Shaare Zedek Medical Center, affiliated with the Faculty of Medicine, Hebrew University, Jerusalem, Israel, Digestive Diseases Institute, Jerusalem, Israel, ²Rabin Medical Center, Affiliated with the Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel, Division of Gastroenterology, Petah Tikwa, Israel, ³Rambam Health Care Campus, Affiliated with the Bruce Rappoport Faculty of Medicine, Technion, Haifa, Israel, Department of Gastroenterology, Haifa, Israel, ⁴Tel Aviv Sourasky Medical Center, Affiliated with the Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel, Department of Gastroenterology and Liver Diseases, Tel Aviv, Israel, ⁵Hebrew University Hadassah Medical Center, Institute of Gastroenterology, Jerusalem, Israel, ⁶Soroka Medical Center, Affiliated with the Faculty of Medicine, Beer Sheba University, Beer Sheba, Israel, Department of Gastroenterology, Beer Sheva, Israel, ⁷Haemek Medical Center, Affiliated with the Bruce Rappoport Faculty of Medicine, Technion, Haifa, Israel, Department of Gastroenterology, Afula, Israel, ⁸Sheba Medical Center, Tel Hashomer, Affiliated with the Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel, Department of Gastroenterology, Tel Hashomer, Israel

¹The Broad Institute of MIT and Harvard, Center for Computational and Integrative Biology, Boston, USA, ²Shaare Zedek Medical Center, The Juliet Keidan Institute of Paediatric Gastroenterology and Nutrition, Jerusalem, Israel, ³Faculty of Health Sciences, Ben-Gurion University of the Negev, Department of Gastroenterology and Hepatology, Beer Sheva, Israel, ⁴Sapienza University of Rome, Rome, Italy, ⁵The Hospital for Sick Children (SickKids), Toronto, Canada, ⁶Hospital for Children and Adolescents, Children′s Hospital, Helsinki University, Helsinki, Finland, ⁷Tel Aviv Sourasky Medical Center, Tel Aviv, Israel, ⁸Schneider Children's Medical Center, Petach Tiqua, Israel, ⁹Wolfson Medical Center, Holon, Israel

¹Medical College of Wisconsin, Milwaukee, USA, ²Evangelismos Hospital, Athens, Greece, ³IBD Center, Mount Sinai Hospital, Toronto, Canada, ⁴Evidera, London, UK, ⁵Evidera, Montreal, Canada, ⁶Takeda USA Inc., Chicago, USA, ⁷Takeda SA Inc., Athens, Greece, ⁸Takeda Canada Inc., Toronto, Canada, ⁹Takeda Pharmaceuticals International, Deerfield, USA, ¹⁰Takeda International - UK Branch, London, UK, ¹¹St. Paul's Hospital, Vancouver, Canada

¹St Mark's Hospital, IBD Department, London, UK

¹St Vincent's Hospital, Gastroenterology, Melbourne, Australia, ²University of Melbourne, Melbourne, Australia

¹University of Pisa, Department of new technologies and translational sciences in medicine and surgery, Pisa, Italy, ²University of Genoa, Department of Internal Medicine, Gastroenterology Unit, Genoa, Italy, ³Pisa University Hospital, Department of General Surgery and Gastroenterology, Pisa, Italy

¹IBD Unit, Hull and East Yorkshire Hospitals NHS Trust, Hull, UK, ²IBD Unit, Presidio Columbus, Fondazione Policlinico Universitario A. Gemelli IRCCS, Italy, Rome, Italy, ³Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK, ⁴Erasmus Medical Centre, Rotterdam, The Netherlands, ⁵School of health sciences and University Hospital of Ioannina, Ioannina, Greece, ⁶IBD Unit, Rzeszow University, Rzeszow, Poland, ⁷Venizeleio General Hospital, Crete, Greece, ⁸Hull York Medical School, University of Hull and York, Hull, UK

¹Centro Hospitalar Lisboa Central EPE, Gastroenterology, Lisboa, Portugal, ²Centro Hospitalar Lisboa Central, Lisboa, Portugal

¹Inflammatory Bowel Disease Center, University of Chicago Medicine, Chicago, USA, ²Litmus Health, Inc., Austin, TX, USA

¹Univeristy of Calgary, Inflammatory Bowel Disease Unit, Calgary, Canada, ²University of Calgary, Community Health Sciences, Calgary, Canada, ³University of Calgary, Pediatric Gastroenterology, Calgary, Canada, ⁴University of British Columbia, Inflammatory Bowel Disease Unit, Vancouver, Canada