Research Article

[Retracted] Diagnostic Value of Abdominal B-Ultrasound for Congenital Heart Disease Complicated with Extracardiac Malformation in the Second Trimester of Pregnancy

Figure 1

The display of abdominal B-ultrasound in heart detection of three fetuses with cardiac malformation. (a) Pulmonary artery stenosis. (b) Ventricular septal defect. (c) Aortic stenosis.
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(b)
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