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Authors
Wang, Daoyang
Yuan, Fangqi
Wang, Yanpei
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Funding
Funding for this research was provided by:
the National Social Science Fund of China (19BSH123)
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Article History
First Online: 13 January 2020
Compliance with Ethical Standards
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written consent was obtained from each participant after a full explanation of the study procedure.
: The authors declare that there are no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
