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Authors
Zhou, Hui
Ding, Xiong
Wu, Shouling
Yan, Jin
Cao, Jianyun
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Article History
Received: 2 February 2023
Accepted: 30 March 2023
First Online: 1 June 2023
Declarations
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: The study was performed according to the guidelines of the Helsinki Declaration and was approved by the Ethics Committee of Kailuan General Hospital. Written informed consent was obtained from all participants for data collection.
: Not applicable.
: The authors declare that they have no competing interests.
