Chen, Qiong
Yu, Liang
Hao, Changqing
Wang, Jinwu
Liu, Shuzheng
Zhang, Meng
Zhang, Shaokai
Guo, Lanwei
Quan, Peiliang
Germain, Patrick
Zhang, Yawei
Sun, Xibin
Article History
Received: 18 May 2016
Accepted: 3 October 2016
First Online: 19 October 2016
Competing interests
: The authors declare no competing financial interests.