title: Intravenous beta-blockade during acute myocardial infarction.
mesh_terms: D000284:Administration, Oral; D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage*; D001262:Atenolol / Q000008:administration & dosage; D002986:Clinical Trials as Topic; D006801:Humans; D007275:Injections, Intravenous; D008790:Metoprolol / Q000008:administration & dosage; D009203:Myocardial Infarction / Q000188:drug therapy* / Q000401:mortality; D011433:Propranolol / Q000008:administration & dosage; D011897:Random Allocation; D014693:Ventricular Fibrillation / Q000188:drug therapy
chemical_list: D000319:Adrenergic beta-Antagonists; D001262:Atenolol; D011433:Propranolol; D008790:Metoprolol