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Authors
Xu, Yuanli
Chen, Keying
Feng, Ming
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Funding
Funding for this research was provided by:
Fundamental Research Funds for the Central Universities (2018 CDJSK 02 PT 11)
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Article History
Accepted: 2 November 2022
First Online: 24 November 2022
Declarations
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: This study was approved from the ethics Committee of Chongqing University. The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: Informed consent was obtained from all individual participants included in the study. At the beginning of the questionnaire survey, we informed the participants of the purpose of this study. Only those who are willing to participate are recruited. We guarantee their confidentiality and anonymity, and they can join or drop from the survey completely freely.
: The authors have no competing interests to declare that are relevant to the content of this article.
