A comparative double-blind adjustable dose clinical trial of penbutolol and propranolol in angina pectoris.
D000328:Adult; D000368:Aged; D000787:Angina Pectoris / Q000188:drug therapy*; D004311:Double-Blind Method; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011412:Propanolamines / Q000008:administration & dosage / Q000627:therapeutic use*; D011433:Propranolol / Q000008:administration & dosage / Q000627:therapeutic use*
D011412:Propanolamines; D011433:Propranolol