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Accumulated arrhythmia‐free survival (Kaplan‐Meier) after a single ablation procedure. A, Comparison between the LARA‐1 (solid line) and LARA‐2 (dotted line) groups. B, Comparison between the LARA‐1 patients that achieved conduction block at the roof (solid line), the LARA‐1 patients that did not achieve conduction block at the roof (slashed line), and the LARA‐2 patients (dotted line). LARA indicates left atrial roof linear ablation.
