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Authors
Xian, Guowei
Chai, Yulin
Gong, Yunna
He, Wenfeng
Ma, Chunxiao
Zhang, Xiaolin
Zhang, Jing
Ma, Yong
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Funding
Funding for this research was provided by:
the Humanities and Social Sciences Foundation of the Ministry of Education (21YJC820050)
Sichuan Medical and Health Rule of Law Research Center-Chinese Society of Health Law Joint Project (YF23-Y07)
the National Social Science Foundation (20CFX017)
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Article History
Received: 29 November 2023
Accepted: 26 March 2024
First Online: 28 March 2024
Declarations
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: This study was conducted in accordance with the Declaration of Helsinki, and approved by the Research Ethics Boards of Peking University and Duke University (IRB00001052-13074).
: Obtained from all the elderly involved in the study.
: Not applicable.
: The authors declare no competing interests.
