[Continuous heart rate monitoring during treatment with long-acting propranolol].
D000787:Angina Pectoris / Q000188:drug therapy*; D003692:Delayed-Action Preparations; D004311:Double-Blind Method; D004562:Electrocardiography / Q000379:methods*; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008875:Middle Aged; D011433:Propranolol / Q000008:administration & dosage*; D011897:Random Allocation
D003692:Delayed-Action Preparations; D011433:Propranolol