ASDs are one of the most common congenital heart defects (CHD) seen in pediatric cardiology [ii]. An ASD is a hole in the septum, or wall, between the two upper chambers of the heart (atria) [iii].
The study was approved by the Institutional Review Board of Shanghai Children's Medical Center (Approval No. SCMCIRB-K2022037-1) with a patient exemption applied. All patients were examined with ...
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