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Authors
Niu, Bochao
Chen, Dan
Niu, Zhezhe
Wang, Jian
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Article History
Received: 21 April 2025
Accepted: 29 August 2025
First Online: 29 September 2025
Declarations
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: Ethical approval for collecting data on human subjects was obtained and renewed annually at the Peking University Institutional Review Board (IRB00001052-11015). The ethical approval was covered by the original surveys and was not necessary for the present study.
: Not applicable.
: The authors declare no competing interests.
