TY - STAND AU - T. van Staa AU - T. Card AU - R. Logan AU - H. Leufkens BT - Gut DO - 10.1136/gut.2005.070896 M1 - 11 PY - 2005 SP - 1573 EP - 8 T2 - Gut TI - 5-Aminosalicylate use and colorectal cancer risk in inflammatory bowel disease: a large epidemiological study VL - 54 SN - 0017-5749 (Print) 0017-5749 ER -