Computerized electrocardiography.
D001145:Arrhythmias, Cardiac / Q000175:diagnosis; D016275:Atrial Function; D003201:Computers; D003625:Data Collection; D004562:Electrocardiography; D004947:Esophagus / Q000502:physiology; D006801:Humans; D008839:Microelectrodes; D008991:Monitoring, Physiologic; D009203:Myocardial Infarction / Q000175:diagnosis; D014481:United States