[1] Univ Calgary, Ctr Inflammatory Bowel Dis, Calgary, AB, Canada
[2] Univ Calif San Diego, Gastroenterol, La Jolla, CA 92093 USA
[3] Icahn Sch Med Mt Sinai, Gastroenterol, New York, NY 10029 USA
[4] Janssen Res & Dev LLC, Immunol, Spring House, PA USA
[5] Janssen Res & Dev LLC, Clin Biostats, Spring House, PA USA
[6] Nancy Univ Hosp, Gastroenterol, Nancy, France
[7] Kyorin Univ, Internal Med, Tokyo, Japan
[8] Humanitas Res Hosp, Gastroenterol, Milan, Italy