Seasonale.
D003278:Contraceptives, Oral, Hormonal; D004334:Drug Administration Schedule; D004412:Dysmenorrhea / Q000188:drug therapy; D004715:Endometriosis / Q000188:drug therapy; D019304:Ethinyl Estradiol-Norgestrel Combination / Q000008:administration & dosage* / Q000009:adverse effects / Q000191:economics; D005252:Fees, Pharmaceutical; D005260:Female; D006801:Humans; D011247:Pregnancy; D014592:Uterine Hemorrhage / Q000139:chemically induced / Q000188:drug therapy
D003278:Contraceptives, Oral, Hormonal; D019304:Ethinyl Estradiol-Norgestrel Combination