title: Beta-adrenergic blocking agents after myocardial infarction: an undocumented need in patients at lowest risk.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D006801:Humans; D008790:Metoprolol / Q000627:therapeutic use; D009203:Myocardial Infarction / Q000401:mortality / Q000517:prevention & control*; D011433:Propranolol / Q000627:therapeutic use; D012107:Research Design; D012306:Risk; D013997:Time Factors; D013999:Timolol / Q000627:therapeutic use
chemical_list: D000319:Adrenergic beta-Antagonists; D013999:Timolol; D011433:Propranolol; D008790:Metoprolol