title: Should every survivor of a heart attack be given a beta-blocker?
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006801:Humans; D009203:Myocardial Infarction / Q000188:drug therapy*
chemical_list: D000319:Adrenergic beta-Antagonists