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Authors
He, Xuehua
Wang, Hongying
Zhu, Liling
Wang, Na
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Article History
Received: 15 December 2024
Accepted: 12 September 2025
First Online: 29 September 2025
Declarations
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: All parents or legal guardians provided informed consent for study participation, and the medical ethics committee of the hospital (Guangzhou Women and Children’s Medical Center), approved both the consent form and the study protocol. This study was conducted strictly in accordance with the ethical standard of the World Medical Association Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.
