Differences caused by changes in electrode positions in two corrected orthogonal lead systems.
D000328:Adult; D006332:Cardiomegaly / Q000175:diagnosis*; D004562:Electrocardiography / Q000295:instrumentation*; D004566:Electrodes; D006333:Heart Failure / Q000175:diagnosis; D006801:Humans; D006973:Hypertension / Q000175:diagnosis; D008297:Male