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Authors
Wang, Chaochao
Liu, Lechen
Liu, Min
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Article History
Received: 29 May 2025
Accepted: 26 August 2025
First Online: 8 October 2025
Declarations
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: Procedures were approved by the Institutional Review Board at Renmin University of China. All procedures were performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. Written informed consent was obtained from parents and participants before the baseline survey.
: Not applicable.
: The authors declare no competing interests.
