N. Joshi*¹, R. Crowson¹, D. Ball², D. Rampton¹

¹Queen Mary, University of London, Blizard Institute, Centre for Digestive Diseases, London, United Kingdom, ²Barts Health NHS Trust, Medical Microbiology, London, United Kingdom

D. Laukens¹, H. Peeters¹, P. Hindryckx¹, M. De Vos¹, ¹Ghent University, Department of Gastroenterology, Gent, Belgium

I. Marin-Jimenez*¹, C. Saro², V. Díaz³, A. Gutierrez⁴, N. Borruel⁵, M. Gómez-García⁶, M. Barreiro-de Acosta⁷

¹Hospital General Universitario Gregorio Marañón, Digestive Medicine- Gastroenterology section, Madrid, Spain, ²Hospital de Cabueñes, Digestive Department, Gijon, Spain, ³AbbVie Farmacéutica S.L.U., Inmunology, Madrid, Spain, ⁴Hospital General Universitario, Digestive Medicine Department, Alicante, Spain, ⁵Hospital Universitario Vall d´Hebrón, Gastroenterology, Barcelona, Spain, ⁶Hospital Universitario Virgen de las Nieves, Digestive Department, Granada, Spain, ⁷Hospital Clínico Universitario, Gastroenterology- Inflammatory Bowel Disease Unit, Santiago de Compostela, Spain

J. Skieceviciene¹, L. Kupcinskas¹, L. Jonaitis¹, A. Zvirbliene¹, G. Denapiene², J. Valantinas², M. Leja³, A. Derovs⁴, G. Kiudelis¹, S. Schreiber⁵, A. Franke⁵, ¹Lithuanian University of Health Sciences, Institute for Digestive Research, Kaunas, Lithuania, ²Vilnius University, Center of Hepatology, Gastroenterology and Dietetics, Vilnius, Lithuania, ³University of Latvia, Institute of Oncology, Riga, Latvia, ⁴Riga Stradins University, 5Internal Disease Department, Riga, Latvia, ⁵Christian-Albrechts-University, Institute of Clinical Molecular Biology, Kiel, Germany

E. Multone¹, J.-P. Vader¹, C. Mottet², A. Schoepfer³, N. Fournier¹, B. Burnand¹, P. Michetti⁴, V. Pittet*¹

¹Institute of Social and Preventive Medicine, Healthcare Evaluation Unit, Lausanne, Switzerland, ²Hôpital Neuchâtelois, Service of Gastroenterology, Neuchâtel, Switzerland, ³Lausanne University Hospital, Department of Gastroenterology & Hepatology, Lausanne, Switzerland, ⁴Clinique La Source-Beaulieu, Crohn and Colitis Center, Lausanne, Switzerland

J. Kupcinskas¹, R. Steponaitiene¹, G. Kiudelis¹, G. Denapiene², J. Valantinas², L. Jonaitis¹, L. Kupcinskas¹, J. Skieceviciene¹, ¹Lithuanian University of Health Sciences, Institute for Digestive Research, Kaunas, Lithuania, ²Vilnius University, Center of Hepatology, Gastroenterology and Dietetics, Vilnius, Lithuania

O. Stoica¹, C. Stanciu², C. Cojocariu¹, A.-M. Singeap¹, I. Girleanu¹, R. Maxim¹, A. Trifan*¹

¹University of Medicine and Pharmacy "Gr. T Popa ", Iasi, Institute of Gastroenterology and Hepatology, Iasi, Romania, ²Institute of Gastroenterology and Hepatology, Bd. Independentei, no. 1, Gastroenterology and Hepatology, Iasi, Romania

M. Waterman¹, J. Knight², J. Stempak³, K. Krishnaprasad⁴, I. Cleynen⁵, S. Vermeire⁶, P. Schumm⁷, D. McGovern⁸, S. Brant⁹, G. Radford-Smith¹⁰, M. Silverberg¹¹, ¹Rambam Health Care Campus, Department of Gastroenterology, Haifa, Israel, ²Neuroscience Research, Toronto, Canada, ³Mount Sinai Hospital, Toronto, Canada, ⁴Australia and New Zealand Inflammatory Bowel Disease Consortium, Australia, ⁵Katholieke Universiteit Leuven, Department of Clinical and Experimental Medicine, Leuven, Belgium, ⁶Department of Gastroenterology, University hospitals Leuven, Belgium, ⁷University of Chicago, United States, ⁸Cedars Sinai Hospital, University of California, Los Angeles, United States, ⁹The Johns Hopkins Hospital Division of Gastroenterology, the Meyerhoff Inflammatory Bowel Disease Center, Baltimore, United States, ¹⁰Inflammatory Bowel Diseases Research Group, Queensland Institute of Medical Research, Brisbane, Australia, ¹¹Mount Sinai Hospital, University of Toronto, Toronto, Canada

R.-R. Huascar A.*¹, C. Xavier², S. Beatriz³, V. Mercedes⁴, F. Ariadna⁵, G. Fernando⁶

¹Universitary Hospital of Burgos, Gastroenterology and hepatology, Burgos, Spain, ²Corporació sanitaria universitaria Parc Taulí, Servei aparell digestiu, Sabadel, Spain, ³Hospital Universitary of Burgos, Gastroenterology and Hepatology, Burgos, Spain, ⁴InstituTO de Salud Carlos III, Gastroenterology, Madrid, Spain, ⁵Fundación Universitaria de Bages, Gastroenterology, Barcelona, Spain, ⁶Hospital clínico universitario de Zaragoza, Gastroenterologia, Zaragoza, Spain

B. Kabakchiev¹, A. Tyler¹, J. Stempak¹, M. Silverberg², ¹Mount Sinai Hospital, SLRI, Toronto, Canada, ²Mount Sinai Hospital, Gastroenterology, Toronto, Canada

A. Armuzzi*¹, G. Riegler², F. Furfaro³, M. Baldoni⁴, F. Costa⁵, M. Fortuna⁶, M. Vecchi⁷, G. Iaquinto⁸, P. Paese⁹, C. Papi¹⁰, F. Bossa¹¹, V. Tornatore¹², F. Rizzello¹³

¹Complesso Integrato Columbus, Università Cattolica del Sacro Cuore, IBD Unit, Roma, Italy, ²Seconda Università di Napoli, Gastroenterology, Napoli, Italy, ³Ospedale Universitario L. Sacco, Gastroenterology, Milano, Italy, ⁴Università di Perugia, Gastroenterology, Perugia, Italy, ⁵Azienda Ospedaliero-Universitaria Pisana, Gastroenterology, Pisa, Italy, ⁶Ospedale Sacro Cuore Don Calabria, Gastroenterology, Negrar-Verona, Italy, ⁷Irccs Policlinico San Donato, Gastroenterology, Milano, Italy, ⁸Azienda Ospedaliera San Giuseppe Moscati, Gastroenterology, Avellino, Italy, ⁹Azienda Ospedaliera di Cosenza, Gastroenterology, Cosenza, Italy, ¹⁰Azienda Ospedaliera San Filippo Neri, Gastroenterology, Roma, Italy, ¹¹Ospedale Casa Sollievo della Sofferenza, Gastroenterology, San Giovanni Rotondo, Italy, ¹²AbbVie srl, Medical Affairs, Campoverde, Italy, ¹³Policlinico S. Orsola-Malpighi, Gastroenterology, Bologna, Italy

N. Maharshak¹, M. Ellermann¹, R. Gharaibeh², W. Sha², E. Perez-Chanona³, K. Whitehead¹, C. Jobin¹, A. Fodor², S.E. Plevy¹, R.B. Sartor¹, ¹University of North Carolina, Department of Immunology and Microbiology, Chapel Hill, United States, ²University of North Carolina, Department of Bioinformatics and Genomics, Charlotte, United States, ³University of North Carolina, Department of Pharmacology, Chapel Hill, United States

P. Bertomoro*, M. G. Vettorato, F. Simonetti, L. Dall’angelo, G. Brogiato, A. Rigo, R. D’Incà, G. C. Sturniolo

Policlinico Universitario di Padova, Gastroenterologia, Padova, Italy

K. Fukuda¹, Y. Fujita¹, ¹St. Luke's international hospital, Gastroenterology, Tokyo, Japan

R. Hofmann*¹, X. Guillaume²

¹Tillotts Pharma, Medical Affairs, Rheinfelden, Switzerland, ²Kantar Health , Research, Montrouge, France

H. Vebø¹, C. Casen¹, D. Vangen¹, F.T. Hegge¹, G. Perminov², P. Ricanec³, M.H. Vatn⁴, ¹Genetic Analysis AS, Oslo, Norway, ²Oslo University Hospital, Department of pediatrics, Oslo, Norway, ³Oslo University Hospital, Department of Gastroenterology, Oslo, Norway, ⁴Oslo University Hospital, Department of Medicine, Oslo, Norway

A. Jha*¹, W. Dunlop¹, A. Upton²

¹Mundipharma International Ltd., Market Access, Cambridge, United Kingdom, ²Abacus International, Health Economics and Outcomes Research, Bicester, United Kingdom

C. Landman¹, A. Besse¹, M.-A. Maubert¹, L. Brot¹, L. Humbert¹, J. Cosnes², L. Beaugerie², G. Trugnan¹, H. Sokol¹, D. Rainteau¹, Q. Elodie¹, P. Seksik¹, ¹St Antoine Hospital, Inserm Erl U 1057, UMR 7203, Paris, France, ²St Antoine Hospital, Gastroenterology, Paris, France

I. Marin-Jimenez*¹, C. Saro², V. Díaz³, A. Gutierrez⁴, N. Borruel⁵, M. Gómez-García⁶, M. Barreiro-de Acosta⁷

¹Hospital General Universitario Gregorio Marañón, Digestive Medicine- Gastroenterology section, Madrid, Spain, ²Hospital de Cabueñes, Digestive Department, Gijon, Spain, ³AbbVie Farmacéutica S.L.U., Inmunology, Madrid, Spain, ⁴Hospital General Universitario, Digestive Medicine Department, Alicante, Spain, ⁵Hospital Universitario Vall d´Hebrón, Gastroenterology, Barcelona, Spain, ⁶Hospital Universitario Virgen de las Nieves, Digestive Department, Granada, Spain, ⁷Hospital Clínico Universitario, Gastroenterology- Inflammatory Bowel Disease Unit, Santiago de Compostela, Spain

A. Banaszkiewicz¹, A. Gawronska¹, J. Kadzielska², I. Lazowska-Przeorek¹, K. Karolewska-Bochenek¹, P. Obuch-Woszczatynski², D. Wultanska², H. Pituch², A. Radzikowski¹, ¹Medical University of Warsaw, Dept of Paediatric Gastroenterology and Nutrition, Warsaw, Poland, ²Medical University of Warsaw, Dept of Medical Microbiology, Warsaw, Poland