¹Iran University of medical sciences, Tehran, Iran, Islamic Republic of, ²Tehran university of medical sciences, Tehran, Iran, Islamic Republic of

¹University Hospital Santiago de Compostela, Gastroenterology, Santiago, Spain, ²Odontology University, Santiago, Spain

¹Bicêtre Hospital - Université Paris Sud, Oncologic and Digestive Surgery, Le Kremlin Bicêtre, France, ²Bicêtre Hospital - Université Paris Sud, Radiology, Le Kremlin Bicêtre, France, ³Bicêtre Hospital - Université Paris Sud, Pathology, Le Kremlin Bicêtre, France, ⁴Bicêtre Hospital - Université Paris Sud, Gastroenterology, Le Kremlin Bicêtre, France

¹Semmelweis University, Second Department of Medicine, Budapest, Hungary, ²Semmelweis University, 1st Department of Pathology and Experimental Cancer Research, Budapest, Hungary, ³Hungarian Academy of Sciences, Molecular Molecular Medicine Research Group, Budapest, Hungary

¹Self-Dependet Health Care Unit of Ministry of Interior, Gastroenterology, Gdansk, Poland, ²Self-Dependent Health Care Unit of Ministry of Interior, Gastroenterology, Gdansk, Poland, ³Technical University of Gdansk, Economy, Gdansk, Poland, ⁴Medical University of Gdansk, Radiology, Gdansk, Poland, ⁵Central Clinical Hospital of the Ministry of Interior of Warsaw, Gastroenterology, Warsaw, Poland

¹Universidade do Estado da Bahia, Medicine, Salvador, Brazil, ²Roberto Santos General Hospital, Gastroenterology, Salvador, Brazil, ³Federal University of Bahia, Gastroenterology, Salvador, Brazil, ⁴Hospital da Bahia, Gastroenterology, Salvador, Brazil

¹University ‘Federico II’ of Naples, Department of Clinical Medicine and Surgery, Naples, Italy, ²University ‘Federico II’ of Naples, Naples, Italy

¹CHUV - Centre Hospitalier Universitaire Vaudois, Department of Gastroenterology and Hepatology, Lausanne, Switzerland, ²Institute for Social and Preventive Medicine, Healthcare Evaluation Unit, Lausanne, Switzerland, ³Institute of Social and Preventive Medicine, Division of Clinical Epidemiology and Biostatics, University of Bern, Bern, Switzerland, ⁴Institute For Social And Preventive Medicine, Health Care Evaluation Unit, Lausanne, Switzerland, ⁵Centre Hospitalier Universitaire Vaudois CHUV, Unité de Gastroentérologie / Nutrition pédiatrique, Lausanne, Switzerland, ⁶Stadtspital Triemli, Department of Gastroenterology and Hepatology, Zurich, Switzerland

¹University ‘Federico II’ of Naples, Department of Clinical Medicine and Surgery, Naples, Italy, ²University ‘Federico II’ of Naples, Naples, Italy

¹University of Melbourne, Gastroenterology, Melbourne, Australia, ²University of Melbourne, Medicine, Melbourne, Australia, ³St Vincent’s University Hospital, Department of Gastroenterology, Melbourne, Australia, ⁴University of Western Australia, Gastroenterology, Perth, Australia, ⁵University of Adelaide, Adelaide, Australia, ⁶Flinders University, Gastroenterology, Flinders, Australia, ⁷Monash University, Gastroenterology, Melbourne, Australia, ⁸University Of Sydney, Concord Repatriation General Hospital, Department of Gastroenterology, Sydney, Australia, ⁹Queensland Institute of Medical Research, Medicine, Brisbane, Australia, ¹⁰University of Otago, Christchurch, Department of IBD, Gastroenterology, Christchurch, New Zealand, ¹¹Monash University, Medicine, Melbourne, Australia, ¹²University of New South Wales, Gastroenterology, Sydney, Australia, ¹³St Vincent’s University Hospital, Department of Colorectal Surgery, Melbourne, Australia, ¹⁴St Vincent’s University Hospital, Department of Colorectal Surgery, Melbourne, Australia, Melbourne, Australia

¹University of Pennsylvania Perelman School of Medicine, Gastroenterology, Philadelphia, Pennsylvania, United States, ²Univ. Klinik für Innere Medizin III, Vienna, Austria & McMaster University, Hamilton, Ontario, Canada, ³University of British Columbia, Vancouver, BC, Canada, ⁴Takeda Pharmaceuticals International, Inc, Deerfield, Illinois, United States, ⁵Takeda Pharmaceuticals International Co, Cambridge, Massachusetts, United States, ⁶Lovisenberg Diaconal Hospital, Oslo, Norway, ⁷IBD Centre, Istituto Clinico Humanitas, Milan, Italy, ⁸Robarts Research Institute, University of Western Ontario, Clinical Trials, London, Ontario, Canada, ⁹Icahn School of Medicine at Mount Sinai Hospital, New York, New York, United States, ¹⁰Gastroenterology Centre of Connecticut, Hamden, Connecticut, United States, ¹¹Gastroenterology Division, Washington University School of Medicine, St. Louis, Missouri, United States

¹Hospital Universitario de La Princesa, IIS-IP and CIBERehd, Gastroenterology Unit, Madrid, Spain, ²Hospital Universitario de La Princesa, IIS-IP and CIBERehd, Endocrinology Unit, Madrid, Spain, ³Hospital Universitario de Cruces, Gastroenterology Unit, Bilbao, Spain, ⁴Hospital Central de Asturias, Gastroenterology unit, Oviedo, Spain, ⁵Hospital San Pedro de Alcántara, Gastroenterology Unit, Cáceres, Spain, ⁶Hospital Universitario Reina Sofía, Gastroenterology Unit, Murcia, Spain, ⁷Hospital Virgen de la Altagracia, Gastroenterology Unit, Manzanares, Spain, ⁸Corporació Sanitària Parc Taulí and CIBERehd, Gastroenterology Unit, Sabadell, Spain, ⁹Hospital de Donostia, Instituto Biodonostia, UPV/EHU and CIBEREHD, Gastroenterology Unit, Guipuzcoa, Spain, ¹⁰Hospital Universitario Nuestra Señora de La Candelaria, Gastroenterology Unit, Tenerife, Spain, ¹¹Hospital San Jorge, Gastroenterology Unit, Huesca, Spain, ¹²Hospital Universitario Virgen de La Macarena, Gastroenterology Unit, Sevilla, Spain, ¹³Hospital Clínico Universitario de Santiago, Gastroenterology Unit, Santiago de Compostela, Spain, ¹⁴Hospital de Torrejón, Gastroenterology Unit, Madrid, Spain, ¹⁵Consorcio Hospital General Universitario de Valencia, Gastroenterology Unit, Valencia, Spain, ¹⁶Hospital Universitario de Alava, Gastroenterology Unit, Vitoria, Spain, ¹⁷Hospital Universitario Rio Hortega, Gastroenterology Unit, Valladolid, Spain, ¹⁸Hospital Universitario de Fuenlabrada, Gastroenterology Unit, Madrid, Spain, ¹⁹Hospital Universitario Virgen del Rocío, Gastroenterology Unit, Sevilla, Spain, ²⁰Parc Sanitari Sant Joan de Déu, Gastroenterology Unit, Barcelona, Spain, ²¹Hospital de Mérida, Gastroenterology Unit, Mérida, Spain, ²²Hospital Universitario Sant Joan de Reus, Gastroenterology Unit, Tarragona, Spain, ²³Hospital Universitario Puerta de Hierro, Gastroenterology Unit, Madrid, Spain, ²⁴Hospital Royo Villanova, Gastroenterology Unit, Zaragoza, Spain, ²⁵Hospital Universitario Fundación Alcorcón, Gastroenterology Unit, Madrid, Spain, ²⁶Hospital Universitario Infanta Sofía, Gastroenterology Unit, Madrid, Spain, ²⁷Hospital General Universitario de Castellón, Gastroenterology Unit, Castellón, Spain, ²⁸Hospital Comarcal Bidasoa, Gastroenterology Unit, Guipúzkoa, Spain, ²⁹Hospital General de Catalunya, Gastroenterology Unit, Barcelona, Spain, ³⁰Hospital Lucus Augusti, Gastroenterology Unit, Lugo, Spain, ³¹Hospital Marina Baixa, Gastroenterology Unit, Alicante, Spain, ³²Hospital Universitario de Cruces, Endocrinology Unit, Bilbao, Spain, ³³Hospital Central de Asturias, Gastroenterology Unit, Oviedo, Spain, ³⁴Hospital Universitario San Pedro Alcántara, Gastroenterology Unit, Cáceres, Spain, ³⁵Hospital Universitario Reina Sofía, Endocrinology Unit, Murcia, Spain, ³⁶Hospital de Sabadell. Institut Universitari ParcTaulí and CIBERehd, Gastroenterology Unit, Sabadell, Spain, ³⁷Hospital de Donostia, Endocrinology Unit, Donostia, Spain, ³⁸Hospital San Jorge, Endocrinology Unit, Huesca, Spain, ³⁹Hospital General Universitario de Valencia, Pharmacy Unit, Valencia, Spain, ⁴⁰Hospital Universitario Virgen del Rocío, Endocrinology Unit, Sevilla, Spain, ⁴¹Hospital Universitario Sant Joan de Reus, Endocrinology Unit, Tarragona, Spain, ⁴²Hospital Universitario Puerta de Hierro, Endocrinology Unit, Madrid, Spain, ⁴³Hospital Royo Villanova, Endocrinology Unit, Zaragoza, Spain, ⁴⁴Hospital General Universitario de Castellón, Endocrinology Unit, Castellón, Spain

¹Optum, Lincoln, Nebraska, United States, ²Janssen Scientific Affairs, LLC, Horsham, Pennsylvania, United States, ³Janssen Pharmaceutica NV, Beerse, Belgium

¹Adelaide and Meath Hospital, Trinity College Dublin, Gastroenterology, Trinity Academic Gastroenterology Group, Dublin, Ireland, ²Radboud University Medical Centre, Department of Gastroenterology, Nijmegen, Netherlands, ³Trinity College Dublin, Clinical Medicine, Trinity Academic Gastroenterology Group, Dublin, Ireland

¹CHU Nantes, Institut des Maladies de l’Appareil Digestif, Nantes, France, ²CHU Paris, Gastroenterologie, Paris, France, ³CHU Lille, Gastroenterologie, Lille, France, ⁴CHU, Gastroenterologie, Paris, France, ⁵CHU Tours, Gastroenterologie, Tours, France, ⁶CHU Amiens, Gastroentérologie, Amiens, France, ⁷CHU Caen, Gastroenterologie, Caen, France, ⁸CHU Liège, Gastroenterologie, Liège, Belgium, ⁹CHU Grenoble, Gastroenterologie, Grenoble, France, ¹⁰CHU Nice, Gastroenterologie, Nice, France, ¹¹CHU Bruxelles, Gastroenterologie, Bruxelles, Belgium, ¹²CHU toulouse, Gastroenterologie, Toulouse, France, ¹³CHU Montpellier, Gastroenterologie, Montpellier, France, ¹⁴CHU Saint Etienne, Gastroenterologie, Saint Etienne, France, ¹⁵Inserm, Biostatistique, Paris, France

¹University of Genoa, Internal Medicine Department, Genoa, Italy, ²G. Gaslini Institute, Paediatric Gastroenterology and Endoscopy, Genoa, Italy, ³University of Padua, Gastroenterology Unit, Department of Surgery, Oncology and Gastroenterology, Padua, Italy

Tokyo Women’s Medical University, Gastroenterology, Tokyo, Japan

Evangelismos Hospital, Gastroenterology Department, Athens, Greece

¹University College Dublin, Dublin 4, Ireland, ²Our Lady’s Children’s Hospital Crumlin, Gastroenterology, Dublin, Ireland

Erasmus Medical Centre, Gastroenterology and Hepatology, Rotterdam, Netherlands