title: The relation between Trichomonas vaginalis and contraceptive measures.
mesh_terms: D003276:Contraceptives, Oral / Q000009:adverse effects*; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects; D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects*; D004338:Drug Combinations; D004534:Egypt; D004997:Ethinyl Estradiol / Q000009:adverse effects*; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D009640:Norethindrone / Q000009:adverse effects*; D012306:Risk; D014247:Trichomonas Vaginitis / Q000209:etiology*
chemical_list: D003276:Contraceptives, Oral; D003277:Contraceptives, Oral, Combined; D003280:Contraceptives, Oral, Synthetic; D004338:Drug Combinations; C020416:norethindrone acetate, ethinyl estradiol, ferrous fumarate drug combination; D004997:Ethinyl Estradiol; D009640:Norethindrone