Comparison of independent and derived M-mode echocardiographic measurements.
D000328:Adult; D000368:Aged; D002311:Cardiomyopathy, Dilated / Q000175:diagnosis; D003327:Coronary Disease / Q000175:diagnosis; D004452:Echocardiography / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male