title: CONTRACEPTIVE EFFICACY OF NORETHINDRONE WITH MESTRANOL: NEW LOW DOSAGE FORM.
mesh_terms: D003270:Contraceptive Agents; D003273:Contraceptive Devices; D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D008656:Mestranol; D009640:Norethindrone; D014116:Toxicology
chemical_list: D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D008656:Mestranol; D009640:Norethindrone
keywords: CONTRACEPTIVES, ORAL; MESTRANOL; NORETHINDRONE; TOXICOLOGIC REPORT