Paroxysmal Cycle Length Shortening in the Pulmonary Veins During Atrial Fibrillation Correlates with Arrhythmogenic Triggering Foci in Sinus Rhythm

Abstract
Identifying Arrhythmogenic PVs in AF. Introduction: The focal origin of atrial fibrillation (AF) is identified by recording atrial ectopic beats or the ectopic activity that precedes AF. W...