title: Therapeutic rounds at the Milton S. Hershey Medical Center.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000188:drug therapy*
chemical_list: D000319:Adrenergic beta-Antagonists