Oral contraception and future fertility.
D003276:Contraceptives, Oral / Q000008:administration & dosage / Q000494:pharmacology*; D005260:Female; D005298:Fertility / Q000187:drug effects*; D006801:Humans; D008656:Mestranol / Q000008:administration & dosage / Q000494:pharmacology*; D009640:Norethindrone / Q000008:administration & dosage / Q000494:pharmacology*; D011247:Pregnancy; D013997:Time Factors
D003276:Contraceptives, Oral; D008656:Mestranol; D009640:Norethindrone