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Authors
Xie, Xinlan
Que, Jiaqun
Sun, Linsu
Sun, Tao
Yang, Feng
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Article History
Received: 4 June 2024
Accepted: 20 February 2025
First Online: 24 March 2025
Declarations
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: CHARLS was ethically approved by the Institutional Review Board at Peking University (00001052–11014, 00001052–11015).
: Not applicable.
: The authors declare no competing interests.
