title: beta-Blockade and recurrent myocardial infarction.
mesh_terms: D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D009203:Myocardial Infarction / Q000401:mortality / Q000517:prevention & control*; D011433:Propranolol / Q000008:administration & dosage*; D011897:Random Allocation; D012008:Recurrence
chemical_list: D011433:Propranolol