title: Propranolol in threatened myocardial infarction.
mesh_terms: D000284:Administration, Oral; D006801:Humans; D007275:Injections, Intravenous; D009203:Myocardial Infarction / Q000517:prevention & control*; D011433:Propranolol / Q000008:administration & dosage*; D013997:Time Factors
chemical_list: D011433:Propranolol