title: Endocardial ECG control in pacemaking on demand during acute myocardial infarction.
mesh_terms: D000208:Acute Disease; D004562:Electrocardiography; D006801:Humans; D008722:Methods; D009203:Myocardial Infarction / Q000175:diagnosis / Q000628:therapy*; D010138:Pacemaker, Artificial