title: Assessment of prospectively randomized patients receiving propranolol therapy before coronary bypass operation.
mesh_terms: D001026:Coronary Artery Bypass; D006439:Hemodynamics / Q000187:drug effects; D006801:Humans; D011292:Premedication; D011433:Propranolol / Q000008:administration & dosage / Q000627:therapeutic use*; D011446:Prospective Studies; D011897:Random Allocation
chemical_list: D011433:Propranolol