¹Fondazione Policlinico Universitario A. Gemelli IRCCS – Università Cattolica del Sacro Cuore, UOC Internal Medicine, Gastroenterology and Hepatology Gastroenterological and Oncological Area, Gastroenterological and Endocrino-Metabolical Sciences Department, Roma, Italy, ²Case Western Reserve University, Cleveland, USA

¹KU Leuven, Translational Research Center for Gastrointestinal Disorders (TARGID), Leuven, Belgium, ²University Hospitals Leuven, Department of gastroenterology and hepatology, Leuven, Belgium, ³University Hospitals Leuven, Abdominal surgery, Leuven, Belgium

¹Tokyo Medical and Dental Universityl and Dental Universityl and, Tokyo, Japan

¹King’s College London, Peter Gorer Department of Immunobiology, London, UK, ²Francis Crick Institute, Immunosurveillance Lab, London, UK, ³Guy’s and St Thomas Hospital, Department of Gastroenterology, London, UK

¹Humanitas University, Pieve Emanuele, Italy, ²Humanitas Research Hospital, Rozzano, Italy

¹University-Hospital Schleswig-Holstein, Kiel, Germany, ²Nancy University Hospital, Nancy, France, ³Mayo Clinic College of Medicine, Rochester, MN, USA, ⁴Humanitas University, Milan, Italy, ⁵Icahn School of Medicine at Mount Sinai, NY, USA, ⁶Formerly Takeda Development Centre Europe Ltd, London, UK, ⁷Takeda Development Center Americas, Inc., Cambridge, MA, USA

¹Amiens University Hospital, Amiens, France, ²Icahn School of Medicine at Mount Sinai, Division of Gastroenterology, New York, USA, ³IBD Clinic, Department of Gastroenterology, Imelda General Hospital, Bonheiden, Belgium, ⁴AZ Delta Roeselare, Roeselare, Belgium, ⁵2nd Department of Internal Medicine, University Hospital Hradec Králové, Hradec Králové, Czech Republic, ⁶Department of Gastroenterology and Hepatology, Amsterdam UMC, University of Amsterdam, Amsterdam, The Netherlands, ⁷Cumming School of Medicine, University of Calgary, Calgary, Canada, ⁸Division of Gastroenterology and Hepatology, Medical University of Vienna, Vienna, Austria, ⁹Presidio Columbus Fondazione Policlinico A. Gemelli IRCCS – Università Cattolica del Sacro Cuore, Rome, Italy, ¹⁰Medical Clinical Investigational Center of Medical Center Health Clinic LLC, Vinnytsia, Ukraine, ¹¹Universitatea de Medicina si Farmacie, Timisoara, Romania, ¹²Translational Gastroenterology Unit, Nuffield Department of Experimental Medicine, University of Oxford, Oxford, UK, ¹³Gastro-Entérologie and Nutrition Clinique, Hopital de l’Archet 2, Nice, France, ¹⁴University Hospitals Leuven, Leuven, Belgium, ¹⁵Department of Gastroenterology and Hepatology, University Hospital Zurich, Zurich, Switzerland, ¹⁶Humanitas University, Istituto Clinico Humanitas, Milan, Italy, ¹⁷Central Clinical Hospital of the Ministry of Interior in Warsaw, Warsaw, Poland, ¹⁸Claude Huriez Hospital, Lille University, Lille, France, ¹⁹Skane University Hospital, Lund, Sweden, ²⁰Grigore T. Popa University of Medicine and Pharmacy, Iasi, Romania, ²¹Hepato-Gastroenterology Department, North Hospital, University of Mediterranean, Marseille, France, ²²University of Medicine and Pharmacy ‘Carol Davila’, Bucharest, Romania, ²³Hépato Gastro-Entérologie, Hôpital de Brabois, Nancy, France, ²⁴Hépato-gastroentérologie et d’Oncologie Digestive, Hôpital Haut-Lévêque, Pessac, France, ²⁵Kingsbury Hospital, Cape Town, South Africa, ²⁶Hospital Clínico de Zaragoza, IIS Aragón, Zaragoza, Spain, ²⁷Military Medical Academy Named After S.M.Kirov, Saint-Petersburg, Russian Federation, ²⁸Department of Internal Medicine I, Kiel University, Kiel, Germany, ²⁹IBD Center, Sapporo Kosei General Hospital, Sapporo, Japan, ³⁰Uppsala University Hospital, Uppsala, Sweden, ³¹Department of Gastroenterology, Faculty of Medicine and Health, Örebro University, Örebro, Sweden

¹Janssen Research and Development, LLC, Spring House, USA, ²Janssen Pharmaceutical K.K., Tokyo, Japan

¹University of California San Diego, La Jolla, USA, ²Icahn School of Medicine at Mount Sinai, New York, USA, ³University of Calgary, Calgary, Canada, ⁴Janssen Research and Development, LLC, Spring House, USA, ⁵Nancy University Hospital, Université de Lorraine, Nancy, France, ⁶University of Leuven, Leuven, Belgium, ⁷Humanitas Research Hospital, Milan, Italy, ⁸Cedars-Sinai Medical Center, Los Angeles, USA, ⁹University of Miami Miller School of Medicine, Miami, USA, ¹⁰Kyorin University, Tokyo, Japan

¹Amsterdam University Medical Centers, Amsterdam, The Netherlands, ²University California San Diego, La Jolla, California, USA, ³UZ Leuven, KU Leuven, Department of Gastroenterology and Hepatology, Leuven, Belgium, ⁴Delta Research Partners, LLC, Bastrop, LA, USA, ⁵Nicolae Testemițanu State University of Medicine and Pharmacy, Chisinau, Moldova, Republic of, ⁶Kitasato Institute Hospital Center for Advanced IBD Research and Treatment, Minato-ku, Tokyo, Japan, ⁷Eli Lilly and Company, Lilly Biotechnology Center, San Diego, California, USA, ⁸Eli Lilly and Company, Indianapolis, Indiana, USA, ⁹Western University, Robarts Clinical Trials Inc., London, Ontario, Canada

¹KU Leuven Department of Chronic Diseases, Metabolism and Ageing, Translational Research Center for Gastrointestinal Disorders (TARGID), Leuven, Belgium, ²Earlham Institute, Norwich, UK, ³Quadram Institute, Norwich, UK, ⁴University Hospitals Leuven, Department of Gastroenterology and Hepatology, KU Leuven, Leuven, Belgium, ⁵KU Leuven Department of Microbiology and Immunology, Laboratory of Clinical Immunology, Leuven, Belgium

¹Health Research Institute Germans Trias i Pujol, Digestive System, Badalona, Spain, ²Germans Trias i Pujol Hospital, Endoscopy Unit, Badalona, Spain, ³CIBERehd, Madrid, Spain, ⁴Germans Trias i Pujol Hospital, Pathology Service, Badalona, Spain

¹Universidad de Valencia, Medicine, Valencia, Spain, ²CIBERehd, Valencia, Spain, ³Fisabio, Valencia, Spain, ⁴Universidad de Valencia, Pharmacology, Valencia, Spain, ⁵Hospital de Sagunto, Sagunto, Spain, ⁶CIBERehd, Badalona, Spain, ⁷Hospital de Manises, Manises, Spain

¹Charité Universitätsmedizin, Department of Gastroenterology, Berlin, Germany

¹Vlaams Instituut voor Biotechnologie, Center for Inflammation Research, Zwijnaarde, Belgium, ²Department of Biomedical Molecular Biology, Ghent University, Gent, Belgium, ³Department of Gastroenterology, Ghent University Hospital, Gent, Belgium, ⁴Ghent Gut Inflammation Group (GGIG), Ghent University, Gent, Belgium

¹University Hospital Zurich/ University of Zurich, Gastroenterology and Hepatology, Zurich, Switzerland, ²Zurich Center for Integrative Human Physiology, University of Zurich, Zurich, Switzerland

¹Tel Aviv medical Center, The Research Center for Digestive Tract and Liver Diseases, Tel Aviv, Israel, ²Tel-Aviv University, Sackler Faculty of Medicine, Tel Aviv, Israel, ³Tel Aviv medical Center, Department of Gastroenterology and Liver Diseases, Tel Aviv, Israel, ⁴Tel Aviv medical Center, IBD center, Tel Aviv, Israel, ⁶Tel Aviv medical Center, Division of Surgery Colorectal Unit, Tel Aviv, Israel, ⁷Rabin Medical Center, Division of Gastroenterology, Petah Tikva, Israel, ⁸Tel Aviv Medical Center, IBD Center, Tel Aviv, Israel, ⁹Tel Aviv University, Sackler Faculty of Medicine, Tel Aviv, Israel

¹IMIBIC/Hospital Universitario Reina Sofia/Córdoba University, CÓRDOBA, Spain

¹Josephs-Hospital Warendorf, Department of Medicine I, Warendorf, Germany, ²University Hospital Münster, Department of Medicine B, Gastroenterology and Hepatology, Münster, Germany, ³University Hospital Münster, Institute of Palliative Care, Münster, Germany, ⁴University Hospital Münster, Translational Research Imaging Center, Department of Clinical Radiology, Münster, Germany

¹Department of Gastroenterology and Hepatology, Tokyo Medical and Dental University, Tokyo, Japan, ²Department of Comprehensive Pathology, Tokyo Medical and Dental University, Tokyo, Japan, ³Center for Stem Cell and Regenerative Medicine, Tokyo Medical and Dental University, Tokyo, Japan, ⁴Tokyo Medical and Dental University, Department of Advanced Therapeutics in GI Diseases, Tokyo, Japan