[1] CHU Lille, Hop Claude Huriez, Serv Malad Appareil Digestif, Lille, France
[2] Univ Lille, CHU Lille, LIRIC Lille Inflammat Res Ctr, Inserm,U995, Lille, France
[3] Ctr Hosp Univ Vaudois CHUV, Serv Gastroenterol & Hepatol, Lausanne, Switzerland
[4] CHU Lille, Dept Biostat, Lille, France