1. Volume 12, Issue 5, Pages 865-871 (May 2015)
Pulmonary vein triggers play an important role in the initiation of atrial flutter: Initial results from the prospective randomized Atrial Fibrillation Ablation in Atrial Flutter (Triple A) trial 
Ralph Schneider, MD, Joerg Lauschke, MD, Tina Tischer, MD, Cindy Schneider, MD, Wolfgang Voss, MD, Felix Moehlenkamp, Aenne Glass, Doreen Diedrich, Dietmar Bänsch, PhD 
Heart Rhythm 
Volume 12, Issue 5, Pages (May 2015)
DOI: /j.hrthm
Copyright © 2015 Heart Rhythm Society Terms and Conditions

2. Figure 1
Kaplan–Meier curve for the primary end-point, including a second ablation (A) and after a single ablation procedure (B). AAD = antiarrhythmic drug; CTI = cavotricuspid isthmus; PVI = pulmonary vein isolation.
Heart Rhythm  , DOI: ( /j.hrthm )
Copyright © 2015 Heart Rhythm Society Terms and Conditions

3. Figure 2
Kaplan–Meier curve for the secondary end-point, including a second cavotricuspid isthmus (CTI) or pulmonary vein isolation (PVI) procedure (A) and after a single procedure (B). The antiarrhythmic drug (AAD) group is shown for comparison.
Heart Rhythm  , DOI: ( /j.hrthm )
Copyright © 2015 Heart Rhythm Society Terms and Conditions