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Article History
Received: 20 December 2022
Accepted: 17 May 2023
First Online: 31 May 2023
Declarations
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: This research study was conducted according to the Declaration of Helsinki guidelines. The Institutional Review Board of North China Electric Power University has approved the study (protocol code 1543–9 on 27 April 2022).
: Informed consent was obtained from all respondents belonging to this research study.
: The authors declare no competing interests.
Free to read: This content has been made available to all.
