S. Sebastian¹, K. Robinson², L. Warren³, A. Marsh², A. Wright², F. Majeed³, H. Tsai¹, A. Brooks², M.E. McAlindon², P.J. Hamlin³, A. Lobo², ¹Hull & East Yorkshire NHS Trust, Hull & York Medical School, United Kingdom, ²Sheffield Teaching Hospitals NHS Trust, United Kingdom, ³Leeds Teaching Hospitals NHS Trust, United Kingdom

K. Wade*, H. Johnson, H. Dewhurst, S. Weaver, S. McLaughlin

Royal Bournemouth Hospital, Department of Gastroenterology, Bournemouth, United Kingdom

J.-F. Colombel¹, W.J. Sandborn², W. Reinisch³, A.M. Robinson⁴, W. Wang⁴, B. Huang⁴, A. Lazar⁵, R. Thakkar⁴, ¹Icahn School of Medicine at Mount Sinai, Division of Gastroenterology, New York, United States, ²University of California, San Diego, Division of Gastroenterology, La Jolla, United States, ³McMaster University, Department of Medicine, Hamilton, Canada, ⁴AbbVie Inc, GPRD, North Chicago, United States, ⁵AbbVie Deutschland GmbH & Co, KG, GPRD, Ludwigshafen, Germany

E. Safroneeva¹, S. Vavricka², N. Fournier³, G. Rogler², A. Straumann⁴, A. Schoepfer⁵, ¹University of Bern, Institute of Social and Preventive Medicine, Bern, Switzerland, ²University Hospital Zurich, Gastroenterology and Hepatology, Zurich, Switzerland, ³University of Lausanne, Institute of Social and Preventive Medicine, Lausanne, Switzerland, ⁴University Hospital Basel, Gastroenterology and Hepatology, Switzerland, ⁵University Hospital Lausanne / CHUV, Gastroenterology and Hepatology, Lausanne, Switzerland

R. Stack*^{1, 2}, U. Kennedy¹, D. Schmidt^{1, 2}, M. Walshe^{1, 2}, F. MacCarthy^{1, 2}, N. Mahmud^{1, 2}, S. McKiernan^{1, 2}, D. Kevans^{1, 2}

¹St James's Hospital, Gastroenterology, Dublin, Ireland, ²Trinity College Dublin, School of Medicine, Dublin, Ireland

S. Da Silva Sanchez¹, M. Palmen², P. Streck³, S. Inglis², ¹Shire, Medical Affairs, Brussels, Belgium, ²Shire, Clinical Development, Basingstoke, United Kingdom, ³Shire, Clinical Research & Development, Wayne, PA, United States

D. Wolf¹, G. D'Haens², W. Sandborn³, J.-F. Colombel⁴, G. Van Assche⁵, A. Lazar⁶, Q. Zhou⁷, A. Robinson⁷, J. Chao⁷, R. Thakkar⁷, ¹Atlanta Gastroenterology Associates, Atlanta, United States, ²Academic Medical Center, Amsterdam, Netherlands, ³University of California San Diego, La Jolla, United States, ⁴Centre Hospitalier Universitaire de Lille, Lille, France, ⁵University of Toronto, Toronto, Canada, ⁶AbbVie Deutschland GmbH & Co. KG, Ludwigshafen, Germany, ⁷Abbott Laboratories, Abbott Park, United States

M. Ispas*¹, A. Lupu¹, L. Gheorghe¹, D. Dobru², A. Tantau³, A. Goldis⁴, M. Ilie⁵, C. Gheorghe¹, M. Ciocirlan¹, C. Cijevschi⁶, C. Mihai⁶, R. Iacob¹, M. Diculescu¹

¹Fundeni Clinical Institute, Gastroenterology, Bucharest, Romania, ²Municipal Hospital Targu Mures, Gastroenterology, Targu Mures, Romania, ³3rd Medical Clinic Cluj-Napoca, Gastroenterology, Cluj-Napoca, Romania, ⁴University of Medicine ‘Victor Babes’, Clinic of Gastroenterology, Timisoara, Romania, ⁵Floreasca Emergency Hospital, Gastroenterology, Bucharest, Romania, ⁶Gastroenterology and Hepatology Institute , Gastroenterology, Iasi, Romania

S. Fernandes, P. Sousa, M. Moura, L. Correia, A. Rita Gonçalves, P. Moura Santos, A. Valente, C. Baldaia, J. Velosa, Centro Hospitalar Lisboa Norte, Gastrenterology, Lisbon, Portugal

C. Praticò¹, P. Gionchetti¹, G. Spuri Fornarini¹, A. Calafiore¹, M. Campieri¹, C. Calabrese¹, F. Rizzello¹, ¹Bologna, Clinical Medicine, Bologna, Italy

C. Azucena*, B. Nallely, Y.-F. Jesus

IBD Clinic, Instituto Nacional de Ciencias Medicas y Nutricion, Gastroenterology, Mexico, Mexico

I. Fernández-Blanco¹, C. Taxonera^2,3, G. Bastida⁴, V. García-Sánchez⁵, M. Gómez-García⁶, I. Marín-Jiménez⁷, E. Iglesias⁵, J.P. Gisbert^8,9, M. Barreiro-de Acosta¹⁰, F. Bermejo¹¹, M.J. Casanova^8,9, C. Saro¹², P. López-Serrano¹³, R. Plaza¹⁴, A. Algaba¹¹, D. Olivares^2,3, J.L. Mendoza^2,3, ¹Hospital Moncloa, Gastrointestinal Surgery, Madrid, Spain, ²H Clinico San Carlos, IdISSC, Madrid, Spain, ³H Clinico San Carlos, IBD Unit, Madrid, Spain, ⁴H La Fe, Service of Gastroenterology, Valencia, Spain, ⁵H Reina Sofía, Service of Gastroenterology, Córdoba, Spain, ⁶H Virgen de las Nieves, Service of Gastroenterology, Granada, Spain, ⁷H Gregorio Marañón, Service of Gastroenterology, Madrid, Spain, ⁸IP, CIBERehd, Madrid, Spain, ⁹H La Princesa, Gastroenterology Unit, Madrid, Spain, ¹⁰H Clinico de Santiago, Service of Gastroenterology, Santiago de Compostela, Spain, ¹¹H Fuenlabrada, Service of Gastroenterology, Madrid, Spain, ¹²H de Cabueñes, Service of Gastroenterology, Gijón, Spain, ¹³H Alcorcón, Service of Gastroenterology, Madrid, Spain, ¹⁴H Infanta Leonor, Service of Gastroenterology, Madrid, Spain

V. Rodil¹, M.L. De Castro², V. Hernández³, J.R. Pineda³, S. Pereira³, J. Martínez Cadilla³, P. Estévez³, L. Cid³, D. Martínez-Ares³, L. Sanromán³, V. Del Campo⁴, J.I. Rodríguez Prada³, ¹Universitary Hospital, Internal Medicine, Vigo, Spain, ²Universitary Hospital, Gastroenterology, Vigo, Spain, ³Universitary Hospital, Gastroenterology, Vigo, Spain, ⁴Universitary Hospital, Epidemiology, Vigo, Spain

K.-C. Wu*¹, Z.H. Ran², X. Gao³, M. Chen⁴, J. Zhong⁵, J.-Q. Sheng⁶, M.A. Kamm^{7, 8}, S. Travis⁹, A.M. Robinson¹⁰, K. Wallace¹⁰, M. Shapiro¹⁰, Y. Li¹⁰, R.B. Thakkar¹⁰

¹Xijing Hospital of the Fourth Military Medical University, Gastroenterology, Xi’an, China, ²Renji Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, China, ³The Sixth Affiliated Hospital of Sun Yat-sen University, Gastroenterology, Guangzhou, China, ⁴The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China, ⁵Ruijin Hospital, Shanghai Jiaotong University School of Medicine, Shanghai, China, ⁶The Military General Hospital of Beijing, PLA, Gastroenterology, Beijing, China, ⁷St. Vincent’s Hospital, Gastroenterology, Melbourne, Australia, ⁸The University of Melbourne, Gastroenterology, Parkville, Australia, ⁹Translational Gastroenterology Unit, Gastroenterology, Oxford, United Kingdom, ¹⁰AbbVie Inc., Global Pharmaceutical Research & Development, North Chicago, United States

M. Sako, T. Kawaguchi, A. Hirayama, G. Fukushi, K. Hayama, T. Fujiwara, N. Yoshimura, M. Takazoe, Social Insurance Central Hospital, Centre for Inflammatory Bowel Disease, Tokyo, Japan