title: EIGHT YEARS' EXPERIENCE WITH ORAL CONTRACEPTION AND AN ANALYSIS OF USE OF LOW-DOSAGE NORETHISTERONE.
mesh_terms: D001774:Blood Chemical Analysis; D002140:California; D003267:Contraception; D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D005260:Female; D006801:Humans; D008525:Medroxyprogesterone; D008656:Mestranol; D009640:Norethindrone; D009641:Norethynodrel; D011647:Puerto Rico; D011655:Pulmonary Embolism; D013223:Statistics as Topic; D013924:Thrombophlebitis; D014116:Toxicology; D014481:United States
chemical_list: D003270:Contraceptive Agents; D003276:Contraceptives, Oral; D009641:Norethynodrel; D008656:Mestranol; D008525:Medroxyprogesterone; D009640:Norethindrone
keywords: BLOOD CHEMICAL ANALYSIS; CALIFORNIA; CONTRACEPTIVES, ORAL; MEDROXYPROGESTERONE; MESTRANOL; NORETHINDRONE; NORETHYNODREL; PUERTO RICO; PULMONARY EMBOLISM; STATISTICS; THROMBOPHLEBITIS; TOXICOLOGIC REPORT; UNITED STATES