title: Studies on low dose oral contraceptives: plasma hormone changes in relation to deliberate pill ('Microgynon 30') omission.
mesh_terms: D000328:Adult; D002582:Cervix Mucus; D003277:Contraceptives, Oral, Combined; D004305:Dose-Response Relationship, Drug; D004958:Estradiol / Q000097:blood; D004997:Ethinyl Estradiol / Q000494:pharmacology*; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood; D009644:Norgestrel / Q000097:blood / Q000494:pharmacology*; D011374:Progesterone / Q000097:blood
chemical_list: D003277:Contraceptives, Oral, Combined; D009644:Norgestrel; D004997:Ethinyl Estradiol; D011374:Progesterone; D004958:Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone