Article History
Received: 18 October 2022
Accepted: 23 March 2023
First Online: 1 April 2023
Declarations
:
: 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 748–6 on 26 March 2022).
: Informed consent was obtained from all respondents belonging to this research study.
: The authors declare no competing interests.