title: Myocardial infarct, left bundle branch block, or both?
mesh_terms: D002037:Bundle-Branch Block / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis*