J.W. Kim¹, B.D. Ye¹, S.-K. Yang¹, S.-K. Park¹, S.H. Park¹, D.-H. Yang¹, K.W. Jung¹, K.-J. Kim¹, J.-S. Byeon¹, S.-J. Myung¹, J.-H. Kim¹, ¹Asan Medical Center, Gastroenterology, Seoul, South Korea

G. Radford-Smith*¹, E. Ferguson², K. Hanigan³, L. Simms³, J. Irwin³

¹Royal Brisbane and Women's Hospital, Gastroenterology, Brisbane, Australia, ²Royal Brisbane & Women's Hospital, Department of Gastroenterology, Brisbane, Australia, ³QIMR Berghofer Medical Research Institute, Complex Diseases, Brisbane, Australia

S. Lee¹, H. Borthwick², A. Dhar¹, ¹County Durham & Darlington NHS Foundation Trust, Gastroenterology, Co. Durham, United Kingdom, ²County Durham & Darlington NHS Foundation Trust, Clinical Biochemistry, Co. Durham, United Kingdom

F.M. Ruemmele¹, W. Crandall², J.C. Escher³, G. Veereman-Wauters⁴, A. Lazar⁵, M. Skup⁵, M. Yang⁵, P.M. Mulani⁵, J. Chao⁵, R. Thakkar⁵, J. Hyams⁶, ¹Hôpital Necker-Enfants Malades, Paris, France, ²Nationwide Children's Hospital, Columbus, OH, United States, ³Erasmus MC-Sophia Children's Hospital, Rotterdam, Netherlands, ⁴UZ Brussels, Brussels, Belgium, ⁵Abbott Laboratories, Abbott Park, IL, United States, ⁶Connecticut Children's Medical Center, Hartford, CT, United States

P. Hendy*¹, C. Rosty², J. Bashford³, A. Clouston², D. Burger⁴

¹University of Queensland, School of Medicine, Brisbane, Australia, ²Envoi Pathology, Histopathology, Brisbane, Australia, ³Wesley Hospital , Haematology and Oncology, Brisbane, Australia, ⁴Wesley Hospital, Wesley Gastroenterology and Liver Diseases, Brisbane, Australia

M. Bortlik¹, K. Dryahina², D. Duricova¹, N. Machkova¹, P. Spanel², M. Lukas¹, ¹ISCARE and Charles University, IBD Clinical and Research Centre, Prague, Czech Republic, ²J. Heyrovsky Institute of Physical Chemistry, Academy of Sciences of the Czech Republic, Prague, Czech Republic

R.A. Cole¹, N. Rao², D. Ashok², S. Besarovich², A. Azaz², S. Sebastian³, ¹Hull & York Medical School, United Kingdom, ²Hull & East Yorkshire NHS Trust, United Kingdom, ³Hull & East Yorkshire NHS Trust, Hull & York Medical School, United Kingdom

K. Matsuoka*, E. Saito, T. Fujii, K. Takenaka, M. Nagahori, K. Ohtsuka, M. Watanabe

Tokyo Medical and Dental University, Gastroenterology and Hepatology, Tokyo, Japan

C. Çekiç, S. Ipek, F. Aslan, E. Alper, B. Unsal, Katip Çelebi University, Atatürk Training and Research Hospital, Gastroenterology, Izmir, Turkey

B. Feagan¹, P. Gibson², C. Marano³, R. Strauss³, C. Han⁴, J. Johanns³, H. Zhang³, C. Guzzo³, J.-F. Colombel⁵, W. Reinisch⁶, J. Collins⁷, G. Jarnerot⁸, P. Rutgeerts⁹, W. Sandborn¹⁰, ¹Robarts Research Institute, Canada, ²Alfred Hospital, Melbourne, Australia, ³Janssen Research & Development, LLC, United States, ⁴Janssen Global Services LLC, United States, ⁵Hôpital Claude Huriez, France, ⁶Universitätsklinik für Innere Medizin IV, Austria, ⁷Oregon Health Sciences University, United States, ⁸Orebro University Hospital, Sweden, ⁹University Hospital, Gasthuisberg, Belgium, ¹⁰University of California San Diego, United States

T. Cúrdia Gonçalves*¹, M. Costa², M.J. Moreira¹, J. Cotter^{1, 3, 4}

¹Centro Hospitalar do Alto Ave, Gastroenterology, Guimarães, Portugal, ²University of Minho, School of Health Sciences, Braga/Guimarães, Portugal, ³University of Minho, Life and Health Sciences Research Institute, Braga/Guimarães, Portugal, ⁴University of Minho, ICVS/3B’s, PT Government Associate Laboratory, Braga/Guimarães, Portugal

U. Chlebowczyk¹, D. Pabijasz², S. Wiecek¹, H. Wos¹, ¹Medical University of Silesia, Department of Pediatrics, Gastroenterology Unit, Katowice, Poland, ²Upper-Silesian Child Health Care Centre Katowice, Poland, Department of Pediatrics, Katowice, Poland

A. Grouin¹, L. Siproudhis², J. Leveque¹, J.-F. Bretagne², P. Poulain¹, G. Bouguen², ¹CHU Pontchaillou, Service de Gynécologie-Obstétrique, Rennes, France, ²CHU Pontchaillou, Service des Maladies de l'Appareil Digestif, Rennes, France