¹Policy Analysis Inc., Health Economics and Outcomes Research, Brookline, USA, ²H. E. Outcomes, Health Economics and Outcomes Research, Los Angeles, USA, ³Shire- a Takeda company, Health Economics- Outcomes Research and Epidemiology, Lexington, USA

¹Centre Hospitalier de Dunkerque, Gastroenterology, Dunkerque, France, ²Cabinet d’Hépato Gastroentérologie, Gastroenterology, Nîmes, France, ³CHU Pontchaillou, Gastroenterology, Rennes, France, ⁴CHU Brabois, Gastroenterology, Vandœuvre-lès-Nancy, France

¹Section of Gastroenterology, Department of Internal Medicine, Zealand University Hospital Køge, DK-4600, Køge, Denmark, ²Section of Gastroenterology, Department of Internal Medicine, Zealand University Hospital Køge, DK-4600 Køge, Denmark, ³Department of Clinical Medicine, University of Copenhagen, Blegdamsvej 3B, 2200 Copenhagen, Denmark

¹Galapagos NV, Clinical Development, Mechelen, Belgium, ²Department of Rheumatology, University of California, San Diego, CA, USA, ³Department of Rheumatology, University UZ Leuven, Leuven, Belgium, ⁴Department of Rheumatology, Oregon Health and Science University, Portland, OR, USA, ⁵Gilead Sciences Inc., Department of Medical Affairs, Foster City, CA, USA, ⁶Department of Clinical Research, Gilead Sciences Inc., Foster City, CA, USA, ⁷Department of Biostatistics, Gilead Sciences Inc., Foster City, CA, USA, ⁸Department of Biostatistics, Galapagos NV, Mechelen, Belgium, ⁹Department of Internal Medicine and Rheumatology, Schlosspark-Klinik, Berlin, Germany, ¹⁰Division of Immunology and Rheumatology, Stanford University, Palo Alto, CA, USA

¹Gastroenterology and Hepatology Unit, Canberra Hospital, Canberra, Australia, ²Health Analytics Research Centre, ACT Health, Canberra, Australia, ³Australian National University Medical School, Australian National University, Canberra, Australia

¹St Vincent’s Clinical School, University of Melbourne, Fitzroy, Australia, ²Department of Gastroenterology, St Vincent’s Hospital Melbourne, Fitzroy, Australia

Clinic of Gastroenterology, University Hospital St. Marina, Medical University, Varna, Bulgaria

Department of Gastroenterology, Great Ormond Street Hospital, London, UK

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

Department of Gastroenterology, Silk House, Macclesfield District General Hospital, Macclesfield, UK

¹Department of Gastroenterology, Besançon University Hospital, Hospital of Haute-Saone, Besançon, Vesoul, France, ²Department of Gastroenterology, Lyon University Hospital, Lyon, France, ³Center of Clinical Methodology, Besançon University Hospital, Besançon, France, ⁴Department of Gastroenterology, Besançon University Hospital, Besançon, France, ⁵Department of Gastroenterology, Hospital of Haute-Saone, Vesoul, France

Department of Surgical and Gastroenterological Sciences, University of Padova, Padova, Italy

¹Division of Gastroenterology and Nutrition, Department of Paediatrics, McMaster University, Hamilton, Canada, ²College of Medicine and Health, University College Cork, Cork, Ireland, ³Department of Exercise Science and Sports Medicine, University of Cape Town, Cape Town, South Africa, ⁴Division of Gastroenterology and Hepatology, Department of Medicine, McMaster University, Hamilton, Canada, ⁵Department of Medicine, Farncombe Family Digestive Health Research Institute, McMaster University, Hamilton, Canada

¹Department of Gastroenterology, University Hospital of Saint Etienne, Saint-Priest-en-Jarez, France, ²Clinical Research, Gilead Sciences Inc., Foster City, USA, ³Department of Bioinformatics, Gilead Sciences Inc., Foster City, USA, ⁴Clinical Development, Gilead Sciences Inc., Foster City, USA, ⁵Biomarker Sciences, Gilead Sciences Inc., Foster City, USA, ⁶Developmental Liaison, Galapagos SASU, Romainville, France, ⁷Inflammatory Bowel Disease Centre, Amsterdam University Medical Centers, Amsterdam, The Netherlands

¹Department of Gastroenterology and Hepatology, Royal Brisbane and Women’s Hospital, Brisbane, Australia, ²QIMR-Berghofer Medical Research Institute, Gut Health Group, Brisbane, Australia

¹Department of Gastroenterology, Hospital Universitario y Politécnico La Fe, Valencia, Spain, ²Department of Gastroenterology, Hospital Clínic Barcelona, Barcelona, Spain, ³Department of Gastroenterology, Hospital Universitario Reina Sofía de Córdoba, Córdoba, Spain, ⁴Department of Gastroenterology, Hospital Clínico Universitario de Valencia, Valencia, Spain, ⁵Department of Gastroenterology, Hospital Universitario Marqués de Valdecilla, Santander, Spain, ⁶Department of Gastroenterology, Hospital General de Alicante, Alicante, Spain, ⁷Department of Gastroenterology, Complejo Asistencial Universitario de León, León, Spain, ⁸Department of Gastroenterology, Hospital Ramón y Cajal Madrid, Madrid, Spain, ⁹Department of Gastroenterology, Hospital Universitario de Santiago, Santiago de Compostela, Spain, ¹⁰Department of Gastroenterology, Hospital de Manises, Valencia, Spain, ¹¹Department of Gastroenterology, Corporació Sanitària Parc Taulí de Sabadell, Sabadell, Spain, ¹²Department of Gastroenterology, Hospital Universitario de Burgos, Burgos, Spain, ¹³Department of Gastroenterology, Hospital Santa Creu i Sant Pau, Barcelona, Spain, ¹⁴Department of Gastroenterology, Hospital Clínico Universitario de Valladolid, Valladolid, Spain, ¹⁵61712@parcdesalutmar.cat, Hospital Parc de Salut Mar, Barcelona, Spain, ¹⁶Department of Gastroenterology, Hospital Universitario Río Hortega, Valladolid, Spain, ¹⁷Department of Gastroenterology, Hospital Miguel Servet, Zaragoza, Spain, ¹⁸Department of Gastroenterology, Hospital Mutua de Terrassa, Terrassa, Spain, ¹⁹Department of Gastroenterology, Hospital de Bellvitge, Barcelona, Spain, ²⁰Department of Gastroenterology, Hospital Universitario La Paz, Madrid, Spain, ²¹Department of Gastroenterology, Hospital Central de Oviedo, Oviedo, Spain, ²²Department of Gastroenterology, Hospital Germans Trias i Pujol, Barcelona, Spain, ²³Department of Gastroenterology, Hospital Clínico San Carlos, Madrid, Spain, ²⁴Department of Gastroenterology, Hospital Clínico Universitario Lozano Blesa, Zaragoza, Spain, ²⁵Department of Gastroenterology, Hospital General Universitario de Ciudad Real, Ciudad Real, Spain, ²⁶Department of Gastroenterology, Hospital Universitario de Galdakao, Galdakao, Spain, ²⁷Department of Gastroenterology, Hospital General de Castellón, Castellón, Spain, ²⁸Department of Gastroenterology, Hospital General La Mancha Centro, Alcázar de San Juan, Spain, ²⁹Department of Gastroenterology, Hospital Universitario de Canarias, Santa Cruz de Tenerife, Spain, ³⁰Department of Gastroenterology, Hospital General de Granollers, Granollers, Spain, ³¹Department of Gastroenterology, Hospital Universitario Nuestra Señora de la Candelaria, Santa Cruz de Tenerife, Spain, ³²Department of Gastroenterology, Hospital Universitario de Torrejón, Madrid, Spain, ³³Department of Biostatistics, Hospital Universitario y Politécnico La Fe, Valencia, Spain, ³⁴Department of Gastroenterology, Hospital Universitario Germans Trias i Pujol, Badalona, Spain

¹Department of Medical Affairs, Janssen Biologics B.V., Leiden, The Netherlands, ²Department of Immunology, Janssen Research and Development, LLC, Spring House, USA

¹Division of Gastroenterology, Perelman School of Medicine at University of Pennsylvania, Philadelphia, PA, USA, ²Division of Gastroenterology, Department of Medicine, University of British Columbia, Vancouver, BC, Canada, ³Department of Gastroenterology, University Hospitals - Leuven, Leuven, Belgium, ⁴Hospital de Clínicas de Porto Alegre, Porto Alegre, Brazil, Brazil, ⁵Pfizer Inc., Collegeville, Pennsylvania, USA, ⁶Division of Gastroenterology and Hepatology, Mayo Clinic, Rochester, MN, USA

¹Clinical Development, Gossamer Bio Inc., San Diego, USA, ²Department of Biology, Gossamer Bio Inc., San Diego, USA, ³Department of Clinical Pharmacology and Pharmacokinetics, Aerpio Pharmaceuticals Inc., Cinncinati, USA, ⁴Department of Project Management, Aerpio Pharmaceuticals Inc., Cincinnati, USA, ⁵Department of Research and Development, Aerpio Pharmaceuticals Inc., Cincinnati, USA, ⁶Department of Research and Development, Gossamer Bio Inc., San Diego, USA, ⁷Department of Biometrics, Gossamer Bio Inc., San Diego, USA, ⁸Department of Precision Medicine, Robarts Clinical Trials, San Diego, USA

¹IBD Unit, St Mark’s Hospital Academic Institute, London, UK, ²Gastrointestinal Unit, Western General Hospital, Edinburgh, UK