Oral contraceptives come of age.
D003276:Contraceptives, Oral / Q000627:therapeutic use; D005260:Female; D006801:Humans; D010051:Ovarian Neoplasms / Q000517:prevention & control; D011247:Pregnancy; D011271:Pregnancy, Ectopic / Q000517:prevention & control
D003276:Contraceptives, Oral