[1] Univ Lorraine, Univ Hosp Nancy, INSERM U954, Houdemont, France
[2] Univ Lorraine, Univ Hosp Nancy, Dept Hepatogastroenterol, Houdemont, France
[3] Univ Calif San Diego, Div Gastroenterol, La Jolla, CA 92093 USA
[4] Icahn Sch Med Mt Sinai, Henry D Janowitz Div Gastroenterol, New York, NY 10029 USA
[5] McMaster Univ, Hamilton, ON, Canada
[6] Med Univ Vienna, Vienna, Austria
[7] Univ Amsterdam, Acad Med Ctr, Dept Surg, NL-1105 AZ Amsterdam, Netherlands
[8] John Radcliffe Hosp, Translat Gastroenterol Unit, Oxford OX3 9DU, England
[9] Univ Amsterdam, Acad Med Ctr, Dept Gastroenterol, NL-1105 AZ Amsterdam, Netherlands
[10] Tel Aviv Univ, Sackler Fac Med, Tel Aviv Sourasky Med Ctr, Inflammatory Bowel Dis Ctr,Dept Gastroenterol & L, IL-69978 Tel Aviv, Israel
[11] Icahn Sch Med Mt Sinai, Div Pediat Gastroenterol & Hepatol, New York, NY 10029 USA
[12] Univ Western Ontario, London, ON, Canada
[13] Humanitas Res Hosp, Dept Gastroenterol, Inflammatory Bowel Dis Ctr, Milan, Italy
[14] Univ Otago, Dept Med, Christchurch, New Zealand
[15] Columbia Univ, Div Digest & Liver Dis, New York, NY USA
[16] Semmelweis Univ, Dept Med 1, H-1085 Budapest, Hungary
[17] Mayo Clin, Div Gastroenterol & Hepatol, Rochester, MN USA
[18] Hop Lariboisiere Medicosurg, AP HP, Dept Digest Dis, Paris, France
[19] Univ Paris 07, Paris, France
[20] Univ Copenhagen, North Zealand Hosp, Copenhagen, Denmark
[21] Univ Toronto, Mt Sinai Hosp, Inflammatory Bowel Dis Grp, Toronto, ON M5G 1X5, Canada
[22] Hosp Clin Barcelona, IDIBAPS, CIBEREHD, Dept Gastroenterol, Barcelona, Spain
[23] Univ Calgary, Inflammatory Bowel Dis Clin, Calgary, AB, Canada
[24] Mt Sinai Hosp, Dept Pathol & Lab Med, Toronto, ON M5G 1X5, Canada
[25] CHU Sherbrooke, Div Gastroenterol, Sherbrooke, PQ J1H 5N4, Canada
[26] Univ Chicago Med, Sect Gastroenterol Hepatol & Nutr, Chicago, IL USA
[27] Dartmouth Hitchcock Inflammatory Bowel Dis Ctr, Hanover, NH USA
[28] Univ Toronto, Mt Sinai Hosp, Div Gastroenterol, Zane Cohen Ctr Digest Dis, Toronto, ON M5G 1X5, Canada
[29] Univ Amsterdam, Acad Med Ctr, Dept Radiol, NL-1105 AZ Amsterdam, Netherlands
[30] Univ Kiel, Univ Hosp Schleswig Holstein, Dept Gen Internal Med, Kiel, Germany
[31] John Radcliffe Hosp, Translat Gastroenterol Unit, Oxford OX3 9DU, England
[32] Katholieke Univ Leuven, Div Gastroenterol, Leuven, Belgium
[33] Univ Toronto, Toronto, ON, Canada
[34] CHU Pontchaillou, Serv Malad Appareil Digestif, Rennes, France
[35] CHU Pontchaillou, INSERM U991, Rennes, France
[36] Univ Rennes 1, Rennes, France
[37] Univ Lille Nord France, Claude Huriez Hosp, Dept Hepatogastroenterol, Lille, France
[38] Univ Toronto, Dept Lab Med & Pathobiol, Toronto, ON, Canada
[39] Northwestern Univ, Feinberg Sch Med, Chicago, IL 60611 USA