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Meta-Analysis
Copyright: ©Author(s) 2026.
World J Cardiol. May 26, 2026; 18(5): 118011
Published online May 26, 2026. doi: 10.4330/wjc.v18.i5.118011
Figure 1
Figure 1  Preferred Reporting Items for Systematic Reviews and Meta-Analyses flow chart.
Figure 2
Figure 2 Patent ductus arteriosus closure. A: Patent ductus arteriosus (PDA) closure after first course; B: PDA closure after second course; C: Total PDA closure rate.


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