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Funnel plots for publication bias. (A) Clinical effective rate; (B) BNP; (C) NT-pro BNP; (D) LVEF; (E) LVEDD; (F) LVESD; (G) LVESV; (H) 6-MWT; (I) Adverse events. BNP, brain natriuretic peptide; NT-pro BNP, N-terminal pro-B-type natriuretic peptide; LVEF, left ventricular ejection fraction; LVEDD, left ventricular end-diastolic diameter; LVESD, left ventricular end-systolic diameter; LVESV, left ventricular end-systolic volume; 6-MWT, 6 min walk test.
