title: Effect of norethisterone on puerperal vaginal bleeding.
mesh_terms: D005260:Female; D006801:Humans; D008599:Menstruation Disturbances / Q000139:chemically induced*; D009640:Norethindrone / Q000009:adverse effects*; D011247:Pregnancy; D011644:Puerperal Disorders / Q000139:chemically induced*
chemical_list: D009640:Norethindrone