title: Alpha fetoprotein levels in women taking oral contraceptives.
mesh_terms: D003276:Contraceptives, Oral / Q000494:pharmacology*; D004338:Drug Combinations; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005260:Female; D005326:Fetal Proteins / Q000032:analysis*; D006801:Humans; D008234:Lynestrenol / Q000494:pharmacology; D008535:Megestrol / Q000494:pharmacology; D008656:Mestranol / Q000494:pharmacology; D009640:Norethindrone / Q000494:pharmacology; D009644:Norgestrel / Q000494:pharmacology
chemical_list: D003276:Contraceptives, Oral; D004338:Drug Combinations; D005326:Fetal Proteins; D009644:Norgestrel; D004997:Ethinyl Estradiol; D008656:Mestranol; D008535:Megestrol; D008234:Lynestrenol; D009640:Norethindrone