2Statters DJ, Malil M, Ward DE, et al. QT dispersion:Problsms of methodology and clinical singnificance. J Cardiovasc Electrophysiol, 1994,5(8) :672.
3Day CP, McComb JM,Campbell RWF. QT dispersion:An ind-ication of arrhythmia risk in patients with long QT intervals. Br Heart J, 1990,63: 342.
4Zareba W,Moss AJ,Le Cessie S. Dispersion of ventricular repol-arization and arrhythmia cardiac death in coronary artery disease. Am J Cardiol, 1994,74(5): 550.
