Contraception and health.
D000014:Abnormalities, Drug-Induced / Q000453:epidemiology; D003276:Contraceptives, Oral / Q000009:adverse effects*; D004341:Drug Evaluation; D005260:Female; D005298:Fertility / Q000187:drug effects; D006801:Humans; D011247:Pregnancy
D003276:Contraceptives, Oral