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Authors
Jin, Zhu
Lv, Yaqi
Cao, Hui
Yao, Jing
Zhou, Jianping
He, Wei
Yin, Lifang
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Article History
Received: 15 February 2016
Accepted: 20 May 2016
First Online: 9 June 2016
Competing interests
: The authors declare no competing financial interests.
