Intended for healthcare professionals

Letter

Non-smoking: a feature of ulcerative colitis.

Br Med J (Clin Res Ed) 1982; 284 doi: https://doi.org/10.1136/bmj.284.6330.1706 (Published 05 June 1982) Cite this as: Br Med J (Clin Res Ed) 1982;284:1706