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Authors
Li, Mengdie
Fan, Xiaoru
Li, Jushuang
Wang, Jun
Yin, Ping
Zuo, Ruifei
Xie, Yao Jie
Hao, Chun
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (#71974212, #72204059)
Science and Technology Program of Guangzhou, China (#202201010078)
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Article History
Received: 19 February 2024
Accepted: 2 October 2024
First Online: 14 October 2024
Declarations
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: Ethical approval for main household survey in all the CHARLS waves was granted from the Institutional Review Board at Peking University (IRB00001052-11015). During the fieldwork, each respondent who agreed to participate in the survey was asked to sign two copies of the informed consent, and one copy was kept in the CHARLS office, which was also scanned and saved in PDF format. The survey were in accordance with the ethical standards delineated in the 1964 Declaration of Helsinki and its subsequent amendments.
: Not applicable.
: The authors declare no competing interests.
