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Authors
Xu, Tongshuo
Qin, Dandan
Muhae Ud Din, Ghulam
Liu, Taiguo
Chen, Wanquan
Gao, Li
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Funding
Funding for this research was provided by:
Showa University
All Japan Labor Welfare Foundation
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Article History
Received: 23 December 2019
Accepted: 25 December 2020
First Online: 18 January 2021
Ethics approval and consent to participate
: Not applicable.
: All authors agreed to publish.
: The authors declare that they have no competing interests.
