title: Beta blockers not used enough in older people.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D000368:Aged; D006801:Humans; D009203:Myocardial Infarction / Q000188:drug therapy* / Q000401:mortality; D055502:Secondary Prevention
chemical_list: D000319:Adrenergic beta-Antagonists