title: Control of paroxysmal ventricular tachycardia with oral contraceptives.
mesh_terms: D003276:Contraceptives, Oral / Q000627:therapeutic use*; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008598:Menstruation; D008656:Mestranol / Q000627:therapeutic use*; D008875:Middle Aged; D009640:Norethindrone / Q000627:therapeutic use*; D013614:Tachycardia, Paroxysmal / Q000188:drug therapy*
chemical_list: D003276:Contraceptives, Oral; D008656:Mestranol; D009640:Norethindrone