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Authors
Shen, Lei
Cui, Yuqing
Zhao, Nana
Yang, Fan
Zhou, Qian
Wang, Xue
Qin, Shuyan
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Funding
Funding for this research was provided by:
Suqian Science and Technology Program Project (Z2023124, Z2023124, Z2023124, Z2023124, Z2023124, Z2023124, Z2023124)
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Article History
Received: 7 April 2025
Accepted: 2 July 2025
First Online: 22 July 2025
Declarations
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: Before the start of the screening, the Maternal and Child Health Hospital of Sucheng District issued a notice to the guardians of preschool children in its jurisdiction, and all the guardians who participated in the screening had signed the informed consent form. This study adheres to the ethical principles of the Declaration of Helsinki (2013 revision) and was approved by the Medical Ethics Committee of Nanjing Drum Tower Hospital Group Suqian Hospital (Ethics No. 2023043).
: Not Applicable.
: The authors declare no competing interests.
