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Authors
Cao, Kaiqiang
Miao, Xiaoyang
Chen, Xiaorong
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Article History
Received: 12 August 2024
Accepted: 29 November 2024
First Online: 6 December 2024
Declarations
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: All participants provided written informed consent and study procedures were approved by the National Center for Health Statistics Research Ethics Review Board (Protocol Number: Protocol #98-12, Protocol #2005-06, and Protocol #2011-17).
: Not applicable.
: The authors declare no competing interests.
