We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleQT dispersion: an indication of arrhythmia risk in patients with long QT intervals.AuthorsDay, C P; McComb, J M; Campbell, R WPublicationHeart, 1990, Vol 63, Issue 6, p342ISSN1355-6037Publication typearticleDOI10.1136/hrt.63.6.342