title: Long-term and short-term beta-blockade after myocardial infarction.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D008722:Methods; D009203:Myocardial Infarction / Q000188:drug therapy* / Q000401:mortality; D011897:Random Allocation; D012306:Risk
chemical_list: D000319:Adrenergic beta-Antagonists