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Authors
Li, Feng
Xu, Lixiang
Duan, Shihui
Wu, Wenfu
Zhao, Haifeng
Ling, Qiang https://orcid.org/0000-0001-5688-4130
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Funding
Funding for this research was provided by:
The “Internet plus” major projects
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Article History
Received: 12 November 2017
Revised: 7 June 2018
Accepted: 29 June 2018
First Online: 17 July 2018
