Pacing Clin Electrophysiol 2002 Jan;25(1):20-31.
QT dispersion in 120 electrocardiographic leads in patients with
structural heart disease.
Stovicek P, Gardner MJ, Mitchell LB, Burns MA, Sterns LD, Warren JW, Horacek BM,
Department of Physiology and Biophysics, Dalhousie University, Halifax,
Nova Scotia.