title: Letter by Selvaraj and Chauhan regarding article, "Upsurge in T-wave alternans and nonalternating repolarization instability precedes spontaneous initiation of ventricular tachyarrhythmias in humans".
authors.forename: Raja J
authors.initials: RJ
authors.lastname: Selvaraj
authors.forename: Vijay S
authors.initials: VS
authors.lastname: Chauhan
mesh_terms: D015716:Electrocardiography, Ambulatory; D004594:Electrophysiology; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D017180:Tachycardia, Ventricular / Q000175:diagnosis / Q000503:physiopathology*; D013997:Time Factors