title: Control of intractable arrhythmias by the use of propranolol and cardiac pacing--report of two cases.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000188:drug therapy / Q000628:therapy*; D002302:Cardiac Output; D004071:Digitalis Glycosides / Q000627:therapeutic use; D004341:Drug Evaluation; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial; D011433:Propranolol / Q000008:administration & dosage / Q000627:therapeutic use*
chemical_list: D004071:Digitalis Glycosides; D011433:Propranolol