Funding for this research was provided by:
National Natural Science Foundation of China (21571036)
Department of Education, Fujian Province (JT180397)
Article History
Received: 26 May 2020
Accepted: 7 October 2020
First Online: 5 December 2020
Compliance with Ethical Standards
:
: There is no conflict of interests in submission of this manuscript, and the manuscript is also approved by all authors for publication. I would like to declare on behalf of my co-authors that the work described was original research that has not been published previously, and not under consideration for publication elsewhere, in whole or in part. All the authors listed have approved the manuscript that is enclosed.
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