title: Long-term follow-up of the primary hyperkinetic heart syndrome. An echocardiographic and hemodynamic study.
mesh_terms: D000293:Adolescent; D000328:Adult; D001794:Blood Pressure; D002312:Cardiomyopathy, Hypertrophic / Q000209:etiology; D004452:Echocardiography; D005500:Follow-Up Studies; D006339:Heart Rate; D006801:Humans; D008297:Male; D009200:Myocardial Contraction; D009449:Neurocirculatory Asthenia / Q000150:complications / Q000175:diagnosis* / Q000188:drug therapy; D011433:Propranolol / Q000627:therapeutic use; D013997:Time Factors
chemical_list: D011433:Propranolol