Azathioprine May Not be Associated With Development of Colorectal Tumors With Microsatellite Instability in Patients With Inflammatory Bowel Disease. (January 2016) - Svrcek, Magali; Beaugerie, Laurent; Kirchgesner, Julien; Dumont, Sylvie; Muleris, Martine; Bodo, Sahra; Dartigues, Peggy; Lascols, Olivier; Seksik, Philippe; Cosnes, Jacques; Fléjou, Jean‐ François; Duval, Alex