title: Chronic beta adrenergic receptor blockade in the treatment of idiopathic hypertrophic subaortic stenosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000787:Angina Pectoris / Q000188:drug therapy; D002312:Cardiomyopathy, Hypertrophic / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010919:Placebos; D011433:Propranolol / Q000627:therapeutic use*
chemical_list: D010919:Placebos; D011433:Propranolol