TY - GEN AU - Pettit,S AU - Irving,M H TI - ABC of colorectal diseases. Non-specific inflammatory bowel disease SN - 0959-8138 PY - 1992///0728 KW - Humans KW - Inflammatory Bowel Diseases KW - diagnosis KW - Self-Help Groups N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1136/bmj.304.6838.1367 ER -