[Letter: Hormonal suppression of menstruation before surgery].
D004997:Ethinyl Estradiol / Q000008:administration & dosage; D005260:Female; D006801:Humans; D008598:Menstruation / Q000187:drug effects*; D009640:Norethindrone / Q000008:administration & dosage; D011300:Preoperative Care
D004997:Ethinyl Estradiol; D009640:Norethindrone
Hormonelle Unterdrlckung der Menstruation vor Operationen.