Wang, Guirong
Yang, Xinting
Zhu, Junping
Dong, Weijie
Huang, Mailing
Jiang, Guanglu
Zhao, Liping
Qin, Sibing
Chen, Xiaoyou
Huang, Hairong
Article History
Received: 14 July 2016
Accepted: 31 October 2016
First Online: 23 November 2016
Competing interests
: The authors declare no competing financial interests.