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Authors
Wang, Shanshan
Li, Ping
Guo, Zhenhong
Rao, Xiaojuan
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Article History
Received: 21 March 2025
Accepted: 27 June 2025
First Online: 14 July 2025
Declarations
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: The survey protocol received ethical approval from the National Center for Health Statistics Institutional Review Board, and all procedures were conducted in accordance with the Declaration of Helsinki. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare no competing interests.
: Not applicable.
