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Forest plots of the included studies concerning on the secondary outcomes. (A) Left ventricular ejection fraction (LVEF). (B) Atrial tachyarrhythmia (AT) recurrence. (C) Minnesota Living with Heart Failure Questionnaire score (MLHFQ) score. (D) Six minute walking distance (6WMD). (E) N‐terminal B‐type natriuretic peptide precursor (NT‐proBNP).
