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Twelve-lead ECG tracing during stress test shows the typical aspect of bidirectional ventricular tachycardia characterized by 180° alternating QRS axis on a beat-to-beat basis, with a right bundle ...

Such techniques can be automatically applied using implantable cardioverter defibrillators (ICDs) and offer the potential for painless termination of ventricular tachycardia (VT). Reduction in ...