Li, Xiaoli http://orcid.org/0000-0001-8280-0877
Liu, Jian
Ding, Kai
Zhao, Xiaohui
Li, Shuai
Zhou, Wenguang
Liang, Baolai
Funding for this research was provided by:
the Youth Project of the National Natural Science Foundation of China (11504077)
the National Natural Science Foundation of China (61774053)
the Youth Project of Hebei Province Natural Science Foundation (A2017201012)
the Key Project of Hebei Province Department of Education Fund (ZD2017007)
Article History
Received: 21 November 2017
Accepted: 10 January 2018
First Online: 17 January 2018
Competing Interests
: The authors declare that they have no competing interests.
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