Further analyses of mortality in oral contraceptive users. Royal College of General Practitioners' Oral Contraception Study.
D000328:Adult; D000367:Age Factors; D002318:Cardiovascular Diseases / Q000401:mortality*; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011446:Prospective Studies; D012306:Risk; D012907:Smoking
D003276:Contraceptives, Oral