[1] Univ Henri Poincare 1, INSERM, U954, F-54511 Vandoeuvre Les Nancy, France
[2] Univ Henri Poincare 1, Univ Hosp Nancy, Dept Hepatogastroenterol, F-54511 Vandoeuvre Les Nancy, France
[3] Univ Amsterdam, Acad Med Ctr, NL-1105 AZ Amsterdam, Netherlands
[4] Univ Calgary, Inflammatory Bowel Dis Clin, Calgary, AB, Canada
[5] Robarts Res Inst, London, ON N6A 5C1, Canada
[6] Univ Western Ontario, London, ON, Canada
[7] CIBERehd, IDIBAPS, Hosp Clin, Dept Gastroenterol, Barcelona, Spain
[8] Ist Clin Humanitas, Dept Gastroenterol, Rozzano, Italy
[9] Univ Kiel, Univ Hosp Kiel, Kiel, Germany
[10] Keio Univ, Sch Med, Tokyo, Japan
[11] Univ Michigan, Dept Internal Med, Ann Arbor, MI 48109 USA
[12] Univ Paris, Univ Paris 06, F-75252 Paris, France
[13] Univ Paris, Hop St Antoine, AP HP, Dept Gastroenterol, F-75252 Paris, France
[14] Dept Gastroenterol, Haifa, Israel
[15] Technion Israel Inst Technol, Bruce Rappaport Sch Med, Haifa, Israel
[16] Univ Liege, CHU Liege, Dept Gastroenterol, Liege, Belgium
[17] Univ Liege, GIGA Res, Liege, Belgium
[18] Hosp Israelita Albert Einstein, Sao Paulo, Brazil
[19] Med Univ Vienna, Div Gastroenterol & Hepatol, Dept Internal Med 3, Vienna, Austria
[20] Univ Hosp Gasthuisberg, B-3000 Louvain, Belgium
[21] Univ Lille Nord France, CHU Lille, Lille, France
[22] John Radcliffe Hosp, Translat Gastroenterol Unit, Oxford OX3 9DU, England
[23] Univ Calif San Diego, La Jolla, CA 92093 USA