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Authors
Zhang, Liang
Ma, Yonghong
Men, Ke
Li, Chao
Zhang, Zhuo
Shi, Guoshuai
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Funding
Funding for this research was provided by:
Scientific Research Program Funded by Shaanxi Provincial Education Department (21JK0340)
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Article History
Received: 31 October 2022
Accepted: 5 December 2023
First Online: 12 December 2023
Declarations
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: All procedures performed in studies involving human participants were in accordance with the Declaration of Helsinki. The original CHARLS was approved by the Ethical Review Committee of Peking University, and all the participants from CHARLS provided signed informed consent.
: Not applicable.
: No conflicts of interest.
