Amount of menstrual blood loss during sequential oral contraceptive therapy-ovisec.
D000328:Adult; D003276:Contraceptives, Oral / Q000008:administration & dosage; D004997:Ethinyl Estradiol; D005260:Female; D006801:Humans; D008535:Megestrol; D008595:Menorrhagia / Q000188:drug therapy; D008598:Menstruation; D010919:Placebos; D011278:Pregnanes; D011372:Progestins
D003276:Contraceptives, Oral; D010919:Placebos; D011278:Pregnanes; D011372:Progestins; D004997:Ethinyl Estradiol; D008535:Megestrol