TY - JOUR T1 - RCGP Oral Contraception Study JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 452 LP - 452 VL - 32 IS - 240 AU - Clifford Kay Y1 - 1982/07/01 UR - http://bjgp.org/content/32/240/452.1.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -