PT - JOURNAL ARTICLE AU - A. P. Millar TI - Oral contraception study DP - 1971 Nov 01 TA - The Journal of the Royal College of General Practitioners PG - 686--687 VI - 21 IP - 112 4099 - http://bjgp.org/content/21/112/686.2.short 4100 - http://bjgp.org/content/21/112/686.2.full SO - J R Coll Gen Pract1971 Nov 01; 21