M. Chaparro*¹, I. Guerra², M. Iborra³, J. L. Cabriada⁴, L. Bujanda⁵, C. Taxonera⁶, V. García-Sánchez⁷, I. Marín-Jiménez⁸, M. Barreiro-de Acosta⁹, I. Vera¹⁰, M. D. Martín-Arranz¹¹, B. Hernández-Breijo¹², F. Mesonero¹³, L. Sempere¹⁴, F. Gomollón¹⁵, J. Hinojosa¹⁶, F. Bermejo², B. Beltrán³, I. Rodriguez-Lago⁴, J. M. Banales⁵, D. Olivares¹⁷, P. Aguilar-Melero⁷, L. Menchén⁸, R. Ferreiro⁹, I. Blazquez¹⁰, B. Benítez García¹¹, L. Guijarro¹², P. M. Linares¹, M. Ramas¹, J. P. Gisbert¹

¹Hospital Universitario de La Princesa, IIS-IP and CIBERehd, Gastroenterology Unit, Madrid, Spain, ²Hospital Universitario de Fuenlabrada, Gastroenterology Unit, Madrid, Spain, ³Hospital Universitario La Fe and CIBERehd, Gastroenterology Unit, Valencia, Spain, ⁴Hospital Galdakao, Gastroenterology Unit, Vizcaya, Spain, ⁵Hospital de Donostia, Instituto Biodonostia, UPV/EHU and CIBEREHD, Gastroenterology Unit, Guipuzcoa, Spain, ⁶Hospital Clínico Universitario San Carlos and IdISSC, Gastroenterology Unit, Madrid, Spain, ⁷Hospital Universitario Reina Sofía, Gastroenterology Unit, Córdoba, Spain, ⁸Hospital Gregorio Marañón and IiSGM, Gastroenterology Unit, Madrid, Spain, ⁹Hospital Clínico Universitario de Santiago, Gastroenterology Unit, Santiago de Compostela, Spain, ¹⁰Hospital Universitario Puerta de Hierro, Gastroenterology Unit, Madrid, Spain, ¹¹Hospital Universitario La Paz, Gastroenterology Unit, Madrid, Spain, ¹²Universidad de Alcalá and CIBERehd, Systems Biology, Alcalá de Henares, Spain, ¹³Hospital Universitario Ramón y Cajal, Gastroenterology Unit, Madrid, Spain, ¹⁴Hospital General Universitario de Alicante, Gastroenterology Unit, Alicante, Spain, ¹⁵Hospital Clínico Universitario Lozano Blesa and CIBERehd, Gastroenterology Unit, Zaragoza, Spain, ¹⁶Hospital de Manises, Gastroenterology Unit, Valencia, Spain, ¹⁷Hospital Universitario Clínico San Carlos and IdISSC, Gastroenterology Unit, Madrid, Spain

A. Sartini*, M. Bianchini, S. Gitto, M. Di Girolamo, A. Bertani, A. Merighi, E. Villa

Gastroenterology Unit, Azienda Ospedaliero-Universitaria di Modena, Policlinico, Modena, Italy

M. Aloi*¹, F. Civitelli¹, S. Oliva¹, E. Casciani², G. D’Arcangelo¹, A. Spatoliatore¹, F. Viola¹, S. Cucchiara¹

¹Sapienza University of Rome, Paediatric gastroenterology and liver Unit, Rome, Italy, ²Sapienza University of Rome, Radiology DEA, Rome, Italy

M. Fortuna*¹, A. Variola², R. Montanari², G. Ruffo³, P. Bocus⁴, A. Geccherle²

¹Sacro Cuore Don Calabria Hospital, Multispecialistic Centre for Recto-Perineal Diseases (IBD Unit), Department of Gastroenterology, Negrar (Vr), Italy, ²Sacro Cuore Don Calabria Negrar Hospital, Multispecialistic Centre for Recto-Perineal Diseases (IBD Unit), Department of Gastroenterology, Negrar (VR), Italy, ³Sacro Cuore Don Calabria Negrar Hospital, Department of General Surgery, Negrar (VR), Italy, ⁴Sacro Cuore Don Calabria Negrar Hospital, Department of Gastroenterology - Endoscopy, Negrar (VR), Italy

J. J. Park*¹, H. J. Kim², M.-A. Kim³

¹Gangnam Severance Hospital, Yonsei University College of Medicine, Internal Medicine, Seoul, South Korea, ²Korea University College of Medicine, Preventive Medicine, Seoul, South Korea, ³Gangnam Severance Hospital, Yonsei University College of Medicine, Obstetrics and Gynaecology, Seoul, South Korea

I. Yuksel*^{1, 2}, Y. Coskun¹, H. Akinci¹, M. Hamamci¹, E. Erarslan¹, Y. Ustun¹, Z. Simsek¹, S. Coban¹

¹Diskapi Yildirim Beyazit Education and Research Hospital, Gastroenterology, Ankara, Turkey, ²Yildirim Beyazit University School of Medicine, Gastroenterology, Ankara, Turkey

Z. Azizi*¹, Y. Farbod², S. Javid², N. Ebrahimi Daryani², V. Basirat²

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

M. Barreiro-de Acosta*¹, P. Rio², R. Ferreiro¹, M. J. Bouza¹, M. d. C. Pombo¹, A. Lorenzo¹, M. Gallas², J. E. Dominguez-Munoz¹

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

A. Brouquet*¹, A.-S. Rangheard², J. Ifergan², T. Lazure³, F. Carbonnel⁴, C. Penna¹, S. Benoist¹

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

C. Csóka¹, P. Miheller¹, A. A. Csontos¹, T. Micsik², K. Hagymási¹, L. Herszényi¹, M. Juhász¹, D. Lippai¹, E. Mihály¹, K. Müllner¹, A. M. Németh¹, Z. Péter¹, F. Sipos¹, H. Székely¹, Z. Tulassay¹, G. Valcz³, A. V. Patai*¹

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

G. Piotrowicz*¹, J. Kowerzanow², M. Kaszubowski³, E. Szurowska⁴, G. Rydzewska⁵

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

V. Nóbrega¹, J. Silva¹, B. Brito¹, I. Silva¹, M. C. Silva¹, A. Pimentel², F. Fortes², B. C. da Silva*^{3, 4}, N. Almeida², N. Almeida², V. Surlo², J. Mota², G. Santana¹

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

N. Imperatore*¹, A. Rispo¹, A. Testa¹, P. Mainenti², G. D. De Palma¹, M. Rea¹, O.M. Nardone¹, G. Luglio¹, P. Gervetti¹, M. L. Taranto¹, F. Castiglione¹

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

M. Fraga*¹, N. Fournier², E. Safroneeva³, V. Pittet⁴, A. Nydegger⁵, S. Vavricka⁶, D. Moradpour¹, A. Schoepfer¹

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

A. Testa*¹, A. Rispo¹, P. Mainenti², N. Imperatore¹, G. D. De Palma¹, M. Rea¹, F. Maione¹, O. M. Nardone¹, M. L. Taranto¹, F. Castiglione¹

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

P. De Cruz*^{1, 2}, M. Kamm¹, A. Hamilton², K. Ritchie³, A. Gorelik², D. Liew², I. Lawrance⁴, J. Andrews⁵, P. Bampton⁶, P. Gibson⁷, M. Sparrow⁷, R. Leong⁸, T. Florin⁹, R. Gearry¹⁰, G. Radford-Smith⁹, F. Macrae², H. Debinski¹¹, W. Selby¹², I. Kronborg¹, M. Johnston¹³, R. Woods¹⁴, R. Elliott³, S. Bell³, S. Brown³, W. Connell³, P. Desmond³

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

J. D. Lewis*¹, W. Reinisch², B. Bressler³, A. Parikh⁴, H. Yang⁵, M. Rosario⁵, A. Roseth⁶, S. Danese⁷, B. G. Feagan⁸, B. E. Sands⁹, P. Ginsburg¹⁰, T. Dassopoulos¹¹, J. Xu⁵, T. Wyant⁵

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

M. Casanova*¹, M. Chaparro¹, B. Molina², O. Merino³, O. Nuevo-Siguairo⁴, C. Dueñas-Sadornil⁵, A.M. García-Albert⁶, D. Hervías⁷, X. Calvet⁸, L. Bujanda⁹, G.E. Rodríguez¹⁰, M. Montoro¹¹, L. Castro-Laria¹², M. Barreiro-de Acosta¹³, M. Van Domselaar¹⁴, J. M. Huguet¹⁵, P. Ramírez de la Piscina¹⁶, J. Barrio¹⁷, A. Algaba¹⁸, A. D. Ávila¹⁹, S. Torra²⁰, L. Pozzati²¹, F. J. Martínez-Cerezo²², M. Calvo²³, M. Charro²⁴, P. López-Serrano²⁵, M. R. Arribas-López²⁶, M. Muñoz Vicente²⁷, M. L. Rincón²⁸, A. C. Peláez²⁹, E. Castro³⁰, A. García-Herola³¹, R. Batanero³², A. Castaño-García³³, P. Robledo-Andrés³⁴, M. B. Gómez-Sánchez³⁵, A. Figuerola³⁶, J. M. Banales³⁷, L. Díaz-Hernández¹⁰, I. Vázquez³⁸, F. Arguelles-Arias¹², E. Marti-Bonmati³⁹, F. Bermejo¹⁸, P. Serrano⁴⁰, I. Megias-Rangil⁴¹, M. Campderá⁴², A. Barragán⁴³, A. Merchante⁴⁴, J. P. Gisbert¹

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

A. Yarlas¹, M. White¹, M. Ingham², D. Naessens*³, C. Han³

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

M. Hussey*¹, G. Holleran¹, K. Grooteman², S. Smith³, D. McNamara¹

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