[Retracted] Evaluation of Cardiac Function Characteristics after Patent Ductus Arteriosus Closure in Children and Adults by Echocardiographic Data

Figure 8

Postoperative follow-up observation results (Postoperative (1 day), postoperative (30 days), postoperative (90 days), postoperative (180 days), and postoperative (360 days) are different time after operation when patients’ left ventricular returned to normal. Postoperative (360 days) indicates patients with left ventricular failure to return to normal 360 days after operation.).

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(b)