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| Clinical Observation on Changes of Cardiac Ultrasound Indexes in Left-to-Right Shunt Congenital Heart Disease after Interventional Surgery |
| ZHANG Jun, PAN Li, WANG Zhi, JIANG Nan |
| First-author's address: Department of Pediatric Internal Medicine, Jiujiang Maternal and Child Health Hospital, Jiujiang 332000, China |
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Received: 15 September 2025
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