title: Beta-blockers: the promise, the problem.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D002986:Clinical Trials as Topic; D003645:Death, Sudden / Q000453:epidemiology; D006801:Humans; D006973:Hypertension / Q000188:drug therapy; D009203:Myocardial Infarction / Q000188:drug therapy; D013999:Timolol / Q000627:therapeutic use
chemical_list: D000319:Adrenergic beta-Antagonists; D013999:Timolol