[Effects of propranolol and alprenolol in angina pectoris--a double blind study].
D000284:Administration, Oral; D000328:Adult; D000368:Aged; D000605:Amino Alcohols / Q000009:adverse effects / Q000627:therapeutic use*; D000787:Angina Pectoris / Q000188:drug therapy*; D001794:Blood Pressure / Q000187:drug effects; D002986:Clinical Trials as Topic; D004562:Electrocardiography; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D005996:Nitroglycerin / Q000627:therapeutic use; D010919:Placebos; D011433:Propranolol / Q000008:administration & dosage / Q000009:adverse effects / Q000494:pharmacology / Q000627:therapeutic use*
D000605:Amino Alcohols; D010919:Placebos; D011433:Propranolol; D005996:Nitroglycerin