title: Electroencephalographic changes in women treated with contraceptive steroids.
mesh_terms: D000328:Adult; D001921:Brain / Q000187:drug effects*; D003276:Contraceptives, Oral / Q000494:pharmacology*; D004569:Electroencephalography; D004997:Ethinyl Estradiol / Q000494:pharmacology; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D007030:Hypothalamo-Hypophyseal System / Q000187:drug effects; D007986:Luteinizing Hormone / Q000097:blood; D008598:Menstruation / Q000187:drug effects; D009640:Norethindrone / Q000494:pharmacology; D009644:Norgestrel / Q000494:pharmacology; D010060:Ovulation / Q000187:drug effects; D011247:Pregnancy; D013997:Time Factors
chemical_list: D003276:Contraceptives, Oral; D009644:Norgestrel; D004997:Ethinyl Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone; D009640:Norethindrone