title: Induction of the "pregnancy zone" protein by oral contraceptives.
mesh_terms: D000328:Adult; D001797:Blood Protein Electrophoresis; D001798:Blood Proteins / Q000032:analysis*; D003276:Contraceptives, Oral / Q000494:pharmacology*; D004338:Drug Combinations; D005260:Female; D006801:Humans; D008656:Mestranol / Q000494:pharmacology; D009640:Norethindrone / Q000494:pharmacology; D009644:Norgestrel / Q000494:pharmacology; D011247:Pregnancy; D013997:Time Factors
chemical_list: D001798:Blood Proteins; D003276:Contraceptives, Oral; D004338:Drug Combinations; D009644:Norgestrel; D008656:Mestranol; D009640:Norethindrone