Li, Jiao
He, Yaqiang
Ma, Danwei
He, Bing
Wang, Yanan
Chen, Bin
Funding for this research was provided by:
National Natural Science Foundation of China (31370549)
Department of Science and Technology of Sichuan Province (2017JY0017)
Article History
Received: 10 July 2017
Accepted: 2 February 2018
First Online: 13 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
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