Research Article Combined oral contraceptives. A statement by the committee on safety of drugs. Br Med J 1970; 2 doi: https://doi.org/10.1136/bmj.2.5703.231 (Published 25 April 1970) Cite this as: Br Med J 1970;2:231 Article Related content Metrics Responses Peer review This article has a correction. Please see:Correction - September 27, 1958 This is a PDF-only article. The first page of the PDF of this article appears below.