title: Beta-blockers in immediate treatment of myocardial infarction.
mesh_terms: D000284:Administration, Oral; D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D001262:Atenolol / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D006801:Humans; D009203:Myocardial Infarction / Q000188:drug therapy*; D011433:Propranolol / Q000627:therapeutic use
chemical_list: D000319:Adrenergic beta-Antagonists; D001262:Atenolol; D011433:Propranolol