Ultra-Early Recurrence of Atrial Fibrillation After Direct Cardioversion Predicts Late Recurrence After Ablation for Persistent Atrial Fibrillation. - Sugiyama H; Onishi Y; Onuki T; Arai S; Yoshikawa K; Mase H; Nakamura Y; Kurata M; Iso Y; Asano T; Suzuki H; Shinke T (Journal of arrhythmia, 2025)