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Cumulative freedom from Atrial Fibrillation Based on (A) Whether Ablation Did (Blue) or Did Not (Red) Pass Through AF Sources. Entire Population (solid lines) and First Ablation patients only (dashed lines). (B) Direct (FIRM-guided, Blue) or Coincidental (FIRM-blinded, Red) Source Ablation. (C) Elimination of All (Green), Some (Yellow) or No (Red) Stable AF Sources, in patients with bi-atrial baskets. p-values reflect the complete followup periods.
