title: Catheter ablation of an ectopic focus in refractory ventricular tachycardia. Report of a case.
mesh_terms: D000328:Adult; D006328:Cardiac Catheterization; D004599:Electric Stimulation Therapy; D004566:Electrodes; D005260:Female; D006801:Humans; D013610:Tachycardia / Q000628:therapy*