¹Tillotts Pharma AG, Drug Safety, Rheinfelden, Switzerland, ²Tillotts Pharma AG, Medical Affairs, Rheinfelden, Switzerland

¹Galapagos, Clinical Development, Mechelen, Belgium, ²Northumbria Healthcare, Department of Rheumatology, Northumbria, UK, ³Oregon Health and Science University, Department of Rheumatology, Portland, USA, ⁴Stanford University USA, Immunology and Rheumatology, Palo Alto, USA, ⁵CHU Montpellier University, Department of Rheumatology, Montpellier, France, ⁶University of Occupational and Environmental Health Japan, Department of Rheumatology, Kitakyushu, Japan, ⁷Altoona Center for Clinical Research USA, Clinical Research, Duncansville, USA, ⁸Gilead Sciences Inc., Medical Affairs, Foster City, CA, USA, ⁹Gilead Sciences Inc., Clinical development, Foster City, CA, USA, ¹⁰Gilead Sciences Inc., Biostatistics, Foster City, CA, USA, ¹¹Gilead Sciences Inc., Clinical research, Foster City, CA, USA, ¹²Mount Sinai Hospital and University of Toronto Canada, Department of Rheumatology, Toronto, Canada, ¹³University UZ Leuven, Department of Rheumatology, Leuven, Belgium, ¹⁴Dartmouth College, Department of Rheumatology, Lebanon, NH, USA, ¹⁵Charité-University Medicine Berlin, Rheumatology and Clinical Immunology, Berlin, Germany

¹Division of Gastroenterology, University of California, San Diego- La Jolla- California, USA, ²Hospital Clínic de Barcelona- IDIBAPS- CIBERehd, Barcelona, Spain, Spain, ³Dr. Henry D. Janowitz Division of Gastroenterology- Icahn School of Medicine at Mount Sinai, New York, New York, USA, ⁴Medical University of Vienna, Vienna, Austria, Austria, ⁵Pfizer Inc., New York, New York, USA, ⁶Pfizer Inc., Collegeville, Pennsylvania, USA, ⁷Unit of Inflammatory Bowel Disease- Hospital Israelita Albert Einstein, São Paulo, Brazil, Brazil, ⁸Humanitas University- IBD Center- Division of Gastroenterology, Rozzano, Milan, Italy

¹Janssen Biologics BV, Medical Affairs, Leiden, The Netherlands, ²Janssen LLC, Research and Development, Horsham, USA, ³Janssen LLC, Research and Development, Springhouse, USA

¹University Hospital CHU of Liège, Gastroenterology, Liege, Belgium, ²Saint Pierre University Hospital, Gastroenterology, Brussels, Belgium, ³Imelda ziekenhuis-, Gastroenterology, Bonheiden, Belgium, ⁴Hospital CHC, Gastroenterology, Liège, Belgium, ⁵CHwapi Notre Dame, Gastroenterology, Tournai, Belgium, ⁶Maria Middelares Medical Centre, Gastroenterology, Ghent, Belgium, ⁷UZ Brussel- Vrije Universiteit Brussel, Gastroenterology, Brussels, Belgium, ⁸Ziekenhuis Oost Limburg, Gastroenterology, Genk, Belgium, ⁹Onze Lieve Vrouwziekenhuis, Gastroenterology, Aalst, Belgium, ¹⁰University Hospitals Leuven, Gastroenterology, Leuven, Belgium, ¹¹AZ Groeninge Hospital, Gastroenterology, Kortrijk, Belgium, ¹²AZ St Lucas, Gastroenterology, Gent, Belgium, ¹³Hopital Universitaire Erasme, Gastroenterology, Brussels, Belgium, ¹⁴Clinique St Pierre, Gastroenterology, Ottignies, Belgium, ¹⁵CHU UCL Namur site Sainte Elisabeth, Gastroenterology, Brussels, Belgium, ¹⁶AZ Delta, Gastroenterology, Roeselare, Belgium, ¹⁷Hospital CHR de la Citadelle, Gastroenterology, Liège, Belgium, ¹⁸Jessa Ziekenhuis, Gastroenterology, Hasselt, Belgium, ¹⁹CHU Ambroise Paré, Gastroenterology, Mons, Belgium, ²⁰Takeda Pharmaceuticals, Medical Affairs, Brussels, Belgium, ²¹Takeda Pharmaceuticals, Observational Research Analytics, Boston, USA, ²²Takeda Pharmaceuticals, Epidemiology, London, UK

¹KU Leuven, Department of Pharmaceutical and Pharmacological Sciences, Leuven, Belgium, ²University Hospitals Leuven, Department of Gastroenterology and Hepatology, Leuven, Belgium, ³KU Leuven, Department of Chronic Diseases- Metabolism and Ageing, Leuven, Belgium

¹Departments of Internal Medicine, Institute of Gastroenterology, Yonsei University College of Medicine, Seoul, Korea Republic of, ²Department of Internal Medicine, Eulji University School of Medicine, Eulji Hospital, Seoul, Korea Republic of, ³Division of Gastroenterology, Department of Internal Medicine, Konyang University Hospital, Konyang University College of Medicine, Daejeon, Korea, Republic of, ⁴Department of Internal Medicine, Dankook University College of Medicine, Cheonan, Korea Republic of, ⁵Department of Internal Medicine, Kyung Hee University Hospital at Gangdong, Seoul, Korea Republic of, ⁶Department of Internal Medicine, Seoul Paik Hospital, Inje University College of Medicine, Seoul, Korea- Republic of, ⁷Department of Internal Medicine, Hanyang University Guri Hospital, Guri, Korea Republic of, ⁸Department of Internal Medicine, Chungbuk National University Hospital, Chungbuk National University College of Medicine, Cheongju, Korea Republic of, ⁹College of Medicine, Seoul National University Bundang Hospital, Department of Internal Medicine, Seongnam-si, Korea Republic of, ¹⁰Asan Medical Center, University of Ulsan College of Medicine, Department of Gastroenterology and Inflammatory Bowel Disease Center, Seoul National University, Seoul, Korea Republic of, ¹¹Clinical Research Team, Medical Affairs, Janssen Korea Ltd., Seoul, Korea Republic of

¹Department of Gastroenterology, University Hospital CHU of Liège, Liege, Belgium, ²Department of Gastroenterology, Saint Pierre University Hospital, Brussels, Belgium, ³Department of Gastroenterology, Imelda ziekenhuis, Bonheiden, Belgium, ⁴Department of Gastroenterology, Hospital CHC, Liège, Belgium, ⁵Department of Gastroenterology, CHwapi Notre Dame, Tournai, Belgium, ⁶Department of Gastroenterology, Maria Middelares Medical Centre, Ghent, Belgium, ⁷Department of Gastroenterology, UZ Brussel- Vrije Universiteit Brussel, Brussels, Belgium, ⁸Department of Gastroenterology, Ziekenhuis Oost Limburg, Genk, Belgium, ⁹Department of Gastroenterology, Onze Lieve Vrouwziekenhuis, Aalst, Belgium, ¹⁰Department of Gastroenterology, University Hospitals Leuven, Leuven, Belgium, ¹¹Department of Gastroenterology, AZ Groeninge Hospital, Kortrijk, Belgium, ¹²Department of Gastroenterology, AZ St Lucas,Gent, Belgium, ¹³Department of Gastroenterology, Hopital Universitaire Erasme, Brussels, Belgium, ¹⁴Department of Gastroenterology, Clinique St Pierre, Ottignies, Belgium, ¹⁵Department of Gastroenterology, CHU UCL Namur site Sainte Elisabeth, Brussels, Belgium, ¹⁶Department of Gastroenterology, AZ Delta, Roeselare, Belgium, ¹⁷Department of Gastroenterology, Hospital CHR de la Citadelle, Liège, Belgium, ¹⁸Department of Gastroenterology, Jessa Ziekenhuis- Hasselt, Hasselt, Belgium, ¹⁹Department of Gastroenterology, CHU Ambroise Paré, Mons, Belgium, ²⁰Department of Medical Affairs, Takeda Pharmaceuticals, Brussels, Belgium, ²¹Department of Epidemiology, Takeda Pharmaceuticals, London, UK

¹Brighton and Sussex University Hospitals, IBD Team- Gastroenterology, Brighton, UK, ²University of Brighton, Pharmacy, Brighton, UK

¹University of Rome Sapienza, Department of Gastroenterology, Department of Internal Medicine and Medical Specialties, Rome, Italy, ²Sandro Pertini Hospital, Unit of Gastroenterology and Digestive Endoscopy, Rome, Italy, ³‘Cristo Re’ Hospital, Internal Medicine, Internal Medicine, Italy

¹Department of Gastroenterology, Gold Coast University Hospital, Southport, Australia, ²Department of Nutrition and Food Services, Gold Coast University Hospital, Southport, Australia

¹Takeda Pharmaceuticals U.S.A.- Inc., Gastroenterology, Deerfield, USA, ²Pharmerit International, Gastroenterology, Bethesda, USA, ³Takeda Pharmaceuticals U.S.A.- Inc.., Gastroenterology, Lake Zurich, USA

Amiens university hospital, Gastroenterology, Amiens, France

¹Tel Aviv Sourasky medical center, Internal medicine I, Tel Aviv, Israel, ²Tel Aviv Sourasky medical center, Department of Dermatology, Tel Aviv, Israel, ³Tel Aviv Sourasky medical center, Department of Gastroenterology and Liver diseases, Tel Aviv, Israel, ⁴Sanz Medical Center Laniado Hospital, Department of Gastroenterology, Netanya, Israel

Russells Hall Hospital, Gastroenterology, Dudley, UK

¹St James’ University Hospital, Gastroenterology, Leeds, UK, ²St James’ University Hospital, Obstetrics, Leeds, UK

¹Department of Gastroenterology, Northern Care Alliance, Manchester, UK, ²Division of Diabetes- Endocrinology and Gastroenterology, University of Manchester, Manchester, UK

¹Department of Surgical Sciences, University of Turin, Turin, Italy, ²First Department of Internal Medicine, IRCCS Policlinico San Matteo, University of Pavia, Pavia, Italy, ³Unit of Gastroenterology, Molinette Hospital, Turin, Italy, ⁴Department of Medical Sciences, University of Turin, Turin, Italy

¹Proctological and Pelvic Floor Clinical Centre, University Hospital of Pisa, Pisa, Italy, ²Inflammatory Bowel Disease Surgical Unit, University Hospital of Pisa, Pisa, Italy

Policlinico Sant’Orsola-Malpighi, Malattie Infiammatorie Croniche Intestinali Prof. Gionchetti, Bologna, Italy