[Clinical results and problems of oral contraceptives, a combination of norethindrone and mestranol (2)].
D000328:Adult; D005260:Female; D006801:Humans; D008656:Mestranol / Q000627:therapeutic use*; D009640:Norethindrone / Q000627:therapeutic use*; D011247:Pregnancy
D008656:Mestranol; D009640:Norethindrone