¹Icahn School of Medicine at Mount Sinai Hospital, New York, New York, USA, ²Penn Presbyterian Medical Center, Philadelphia, PA, USA, ³Clínica Las Condes, Santiago, Chile, ⁴Pfizer Inc., Collegeville, PA, USA, ⁵Medical University of Vienna, Vienna, Austria

¹Department of Gastrointestinal Immunopathology, Humanitas University, Milan, Italy, ²Gastroenterology and Hepatology Unit, Canberra Hospital, Canberra, Australia, ³University of the Free State, Department of Gastroenterology, Bloemfontein- Free State, South Africa, ⁴Department of Global Medical Affairs, Takeda Pharmaceuticals International AG, Zurich, Switzerland, ⁵Statistical and Quantitative Sciences, Data Sciences Institute, Takeda Pharmaceuticals International AG, Zurich, Switzerland, ⁶Chief Medical Office, Global Medical Research, Takeda Pharmaceuticals International AG, Zurich, Switzerland, ⁷Department of Gastroenterology, University Hospitals Leuven, Leuven, Belgium

¹Division of Gastroenterology, Perelman School of Medicine at University of Pennsylvania, Philadelphia, USA, ²Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN, USA, ³Department of Internal Medicine, National Taiwan University Hospital and College of Medicine, Taipei, Taiwan, Province of China, ⁴Department of Gastroenterology, University of São Paulo School of Medicine, São Paulo, Brazil, ⁵Pfizer Inc., Collegeville, PA, USA, ⁶University College London Hospitals NHS Foundation Trust, London, UK, UK

¹Surgery of the Alimentary Tract, Sant’Orsola Hospital, Alma Mater Studiorum University of Milan, Bologna, Italy, ²Inflammatory Bowel Disease Unit, Sant’Orsola Hospital, Alma Mater Studiorum University of Milan, Bologna, Italy

¹Department of Gastroenterology, IBD Center, Humanitas Research Hospital, Rozzano, Italy, ²Inserm U954, Nancy University Hospital, IBD Unit, Nancy, France

¹Department of Biology, Morphic Therapeutic, Waltham, USA, ²Department of Chemistry, Morphic Therapeutic, Waltham, USA, ³Department of Drug Metabolism and Pharmacokinetics, Morphic Therapeutic, Waltham, USA, ⁴Department of Structural Biology, Morphic Therapeutic, Waltham, USA, ⁵Department of Development, Morphic Therapeutic, Waltham, USA, ⁶Department of Translational Sciences, Morphic Therapeutic, Waltham, USA

¹Eli Lilly and Company, Lilly Biomedicines, Indianapolis IN, USA, ²Centre for Inflammation Biology and Cancer Immunology, King’s College London, London, UK, ³Lilly Biotechnology Center, Eli Lilly and Company, Sand Diego, CA, USA, ⁴Division of Gastroenterology, University California San Diego, La Jolla, CA, USA, ⁵Division of Gastroenterology, Icahn School of Medicine at Mount Sinai, New York, NY, USA

¹Humanitas Research Hospital, IBD Center, Milano, Italy, ²Icahn School of Medicine at Mount Sinai, Division of Pediatric Gastroenterology and The Mindich Child Health and Development Institute, New York, USA, ³Department of Pharmacy, University of Naple, Naple, Italy, ⁴Clinical Immunology, Icahn School of Medicine at Mount Sinai, New York, USA, ⁵The Leona M. and Harry B. Helmsley Charitable Trus, The Leona M. and Harry B. Helmsley Charitable Trust, New York, USA, ⁶Icahn School of Medicine at Mount Sinai, The Precision Immunology Institute, New York, USA

¹Department of Non-clinical Study, Chong Kun Dang Pharm. Research Institute, Youngin-si, Korea Republic of, ²Department of Biomedical Science, Hallym University, Chuncheon, Korea Republic of

¹Department of Gastroenterology, Nanjing Medical University Affiliated Drum Tower Clinical Medical College, Nanjing, China, ²Department of Gastroenterology, Nanjing Drum Tower Hospital Clinical College of Nanjing Medical University, Nanjing, China

¹Department of Gastroenterology, Royal Devon and Exeter NHS Foundation Trust, Exeter, UK, ²Department of Gastroenterology, Guy’s and St Thomas’ NHS Foundation Trust, London, UK, ³Translational Gastroenterology Unit, John Radcliffe Hospital, Oxford University Hospitals NHS Foundation Trust, Oxford, UK, ⁴Department of Gastroenterology, King’s College Hospital NHS Foundation Trust, London, UK, ⁵Department of Pharmacy, Guy’s and St Thomas’ NHS Foundation Trust, London, UK, ⁶Pharmacy Department, John Radcliffe Hospital, Oxford University Hospitals NHS Foundation Trust, Oxford, UK, ⁷Department of Pharmacy, Royal Devon and Exeter NHS Foundation Trust, Exeter, UK

¹Department of Medicine II, Gastroenterology, Hepatology, Endocrinology, and Infectious Diseases, University Medical Center Freiburg, Freiburg, Germany, ²Institute for Immunodeficiency, Center for Chronic Immunodeficiency, University Medical Center Freiburg, Freiburg, Germany, ³Division of Gastroenterology, Department of Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, USA

¹Department of Pediatrics, Goryeb Children’s Hospital/Atlantic Health, Morristown, NJ, USA, ²Department of Pediatrics, Shaare Zedek Medical Center, Jerusalem, Israel, ³SickKids Hospital, Toronto, ON, Canada, ⁴Former Employee of Janssen Research and Development, LLC, Current Employee of Provention Bio, Research and Development, Horsham, PA, USA, ⁵Janssen Research and Development, LLC, Research and Development, Horsham, PA, USA, ⁶Department of Pediatrics, Connecticut Children’s Medical Center, Hartford, CT, USA

¹Department of Gastroenterology, IBD Center, Humanitas Research Hospital, Milan, Italy, ²Department of Gastroenterology and Nutrition, Nicolaus Copernicus University in Toruń, Collegium Medicum, Bydgoszcz, Poland, ³Division of Gastroenterology and Hepatology, Jill Roberts Center for IBD, Weill Cornell Medicine, New York, NY, USA, ⁴Internal Medicine and Gastroenterology Department, J. Sniadecki’s Regional Hospital, Białystok, Poland, ⁵Division of Gastroenterology, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA, USA, ⁶Pfizer Inc., Cambridge, MA, USA, ⁷Pfizer Inc., New York, NY, USA, ⁸Pfizer Inc., Collegeville, PA, USA, ⁹Pfizer Inc., Andover, MA, USA

¹Icahn School of Medicine at Mount Sinai, Dr. Henry D. Janowitz Division of Gastroenterology, New York, NY, USA, ²Division of Gastroenterology, Beth Israel Deaconess Medical Center, Boston, MA, USA, ³IBD Unit, Fondazione Policlinico Universitario A. Gemelli IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy, ⁴Division of Gastroenterology, Department of Medicine, Farncombe Family Digestive Health Research Institute, McMaster University, Hamilton, Ontario, Canada, ⁵Department of Gastroenterology, The Royal London Hospital, Barts Health NHS Trust, London, UK, ⁶Division of Gastroenterology, University of California - San Diego, La Jolla, CA, USA, ⁷IBD Center, Department of Gastroenterology, Humanitas Research Hospital, Rozzano, Milan, Italy, ⁸Brazilian IBD Study Group, Avenida Brigadeiro Faria Lima, São Paulo, Brazil, ⁹Pfizer Inc., New York, NY, USA, ¹⁰Pfizer Inc., Collegeville, PA, USA

¹Sheba Medical Center, Ramat Gan and Sackler Medical School, Tel Aviv, Israel, Department of Gastroenterology, Ramat Gan, Israel, ²Department of Gastroenterology, University Medical Centre Ljubljana, Ljubliana, Slovenia, ³Department of Gastroentrerology, Hôpital Erasme, ULB, Brussels, Belgium, Department of Gastroenterology, ⁴McGill University Health Center, Montreal, Canada, ⁵School of Medicine Federico II of Naples, Department of Clinical Medicine and Surgery, Department of Gastroenterology, Naples, Italy, ⁶Western General Hospital, Edinburgh IBD Unit, Edinburgh, UK, ⁷Servicio de Aparato Digestivo, Hospital Clínico Universitario de Santiago de Compostela, Unidad EII, Santiago de Compostela, Spain, ⁸University Hospital Southampton NHS Foundation Trust, Department of Gastroenterology, Southampton, UK, ⁹Department of Gastroenterology, Ghent University Hospital, Ghent, Belgium, ¹⁰Department of Gastroenterology and Hepatology, University Hospital Centre Zagreb, Zagreb, Croatia, ¹¹Center for Gastroenterology and Hepatology, Zurich, Switzerland, ¹²Division of Gastroenterology and Hepatology, Maastricht University Medical Center, Department of Internal Medicine, Maastricht, The Netherlands Antilles, ¹³Department of Gastroentrology, Radboud University Medical Center, Nijmegen, The Netherlands Antilles, ¹⁴IBD Unit, Hull University Teaching Hospitals NHS Trust, Hull, UK, ¹⁵Gastroenterology and Hepatology Department, Hospital Universitario Puerta de Hierro, IBD Unit, Madrid, Spain, ¹⁶CHU Toulouse Rangueil, Service de Gastroentérologie et Nutrition, Toulouse, France, ¹⁷Shaare Zedek Medical Center Affiliated with the Medical School, Hebrew University, IBD MOM Unit, Digestive Diseases Institute, Jerusalem, Israel, ¹⁸Department of Gastroenterology and Gastrointestinal Endoscopy, St Michael’s Hospital, Bratislava, Slovakia, ¹⁹Rambam Health Care Campus, Haifa, Israel, †Bruce Rappaport School of Medicine, Technion-Israel Institute of Technology, Gastroenterology, Haifa, Israel, ²⁰St. Vincent’s University Hospital and School of Medicine, University College Dublin, Centre for Colorectal Disease, Dublin, Ireland, ²¹Emek Medical Center, Ellen and Pinchas Mamber Institute of Gastroenterology and Liver Diseases, Afula, Israel

¹Inflammatory Bowel Disease Center, University of Chicago Medicine, Chicago, IL, USA, ²Icahn School of Medicine at Mount Sinai, New York, NY, USA, ³Hospital Clínic de Barcelona, IDIBAPS, CIBERehd, Barcelona, Spain, ⁴Division of Gastroenterology, Department of Internal Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taipei, Taiwan, Province of China, ⁵Pfizer Inc., Collegeville, PA, USA, ⁶Pfizer Inc., New Taipei City, Taiwan, Taiwan, Province of China, ⁷Pfizer Inc., New York, NY, USA

¹Department of Gastroenterology, Nancy University Hospital, Nancy, France, ²Department of Gastroenterology, University of California - San Diego, La Jolla, USA, ³Department of Gastroenterology, Icahn School of Medicine at Mount Sinai, La Jolla, USA, ⁴Weill Cornell Medical Center, Jill Roberts Center for Inflammatory Bowel Disease, New York, USA, ⁵Department of Immunology, Janssen Research and Development- LLC, Spring House, USA, ⁶Department of Clinical Biostats, Janssen Research and Development- LLC, Spring House, USA, ⁷Department of Gastroenterology, University of Miami Miller School of Medicine, Miami, USA, ⁸Warwick Medical School, Department of Gastroenterology, University Hospital Coventry, Coventry, UK, ⁹Department of Gastroenterology and Hepatology, Auckland City Hospital, Auckland, New Zealand, ¹⁰Department of Gastroenterology, The University of New South Wales and Macquarie University, Sydney, Australia, ¹¹Department of Gastroenterology, Humanitas Research Hospital, Milan, Italy

¹Radboud University Nijmegen Medical Centre, Maastricht University Medical Centre, Department of Gastroenterology, Nijmegen, The Netherlands, Department of Gastroenterology and Hepatology, ²Erasmus Medical Centre, Rotterdam, The Netherlands, ³Department of Gastroenterology and Hepatology, University Medical Centre Groningen, University of Groningen, Groningen, The Netherlands, ⁴Department of Gastroenterology and Hepatology, Leiden University Medical Centre, Leiden, The Netherlands, ⁵Department of Gastroenterology and Hepatology, Amsterdam University Medical Centre, Academic Medical Centre, Amsterdam, The Netherlands, ⁶Department of Gastroenterology and Hepatology, Amsterdam University Medical Centre, Vrije Universiteit, Amsterdam Gastroenterology and Metabolism Research Institute, Amsterdam, The Netherlands, ⁷Department of Gastroenterology and Hepatology, University Medical Centre Utrecht, Utrecht, The Netherlands, ⁸Department of Gastroenterology and Hepatology, Haaglanden Medical Centre, the Hague, The Netherlands, ⁹Department of Gastroenterology and Hepatology, Onze Lieve Vrouwe Gasthuis, Amsterdam, The Netherlands, ¹⁰Department of Gastroenterology and Hepatology, Amphia Hospital, Breda, The Netherlands, ¹¹Department of Gastroenterology and Hepatology, Franciscus Gasthuis and Vlietland, Rotterdam, The Netherlands, ¹²Department of Gastroenterology and Hepatology, Maastricht University Medical Centre, Maastricht, The Netherlands, ¹³Department of Gastroenterology and Hepatology, Radboud University Medical Centre, Nijmegen, The Netherlands

¹Janssen-Cilag, Medical Affairs, Birkerød, Denmark, ²Janssen-Cilag, External Affairs, Birkerød, Denmark, ³Janssen-Cilag, External Affairs, High Wycombe, UK, ⁴Incentive, Evidence Generation, Holte, Denmark, ⁵LEO Pharma, Global Public Affairs, Copenhagen, Denmark, ⁶North Zealand University Hospital, Gastroenterology Department, Frederikssund, Denmark, ⁷Odense University Hospital, Surgical Department A and IBD Care, Odense, Denmark