Am Heart J 1991 Nov;122(5):1346-54.
Evaluation of arrhythmic causes of syncope: correlation between Holter
monitoring, electrophysiologic testing, and body surface potential
mapping.
Lacroix D, Dubuc M, Kus T, Savard P, Shenasa M, Nadeau R,
Research Center, Hopital du Sacre-Coeur de Montreal, Quebec, Canada.