title: Letter: The S wave and myocardial salvage: new methods and a new prognosis in acute myocardial infarction.
mesh_terms: D004077:Digoxin / Q000627:therapeutic use; D004452:Echocardiography; D004562:Electrocardiography; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis* / Q000188:drug therapy; D011379:Prognosis
chemical_list: D004077:Digoxin