Letter
Smoking and ulcerative colitis.
Br Med J (Clin Res Ed) 1984; 288 doi: https://doi.org/10.1136/bmj.288.6429.1533 (Published 19 May 1984) Cite this as: Br Med J (Clin Res Ed) 1984;288:1533This is a PDF-only article. The first page of the PDF of this article appears above.