Jia, Min
Wu, Zhiying
Yin, Zhisheng
Guo, Qing
Gu, Xuemai
Funding for this research was provided by:
Open Fund of Shanghai Key Laboratory of Integrated Administration Technologies for Information Security (AGK201706)
National Natural Science Foundations of China (61671183)
National Natural Science Foundations of China (91438205)
Article History
Received: 10 October 2017
Accepted: 20 January 2018
First Online: 5 February 2018
Competing interests
: The authors declare that they have no competing interests.
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