A new type of spatial vectorcardiograph.
D000328:Adult; D006332:Cardiomegaly / Q000175:diagnosis; D002648:Child; D004594:Electrophysiology; D005260:Female; D006321:Heart / Q000502:physiology*; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000175:diagnosis; D014672:Vectorcardiography / Q000295:instrumentation*