Metoprolol in acute myocardial infarction.
D006801:Humans; D008790:Metoprolol / Q000627:therapeutic use*; D009203:Myocardial Infarction / Q000188:drug therapy*; D011412:Propanolamines / Q000627:therapeutic use*
D011412:Propanolamines; D008790:Metoprolol