Tan, Ya-Jing
Zhang, Xue-Ying
Ding, Guo-Lian
Li, Rong
Wang, Li
Jin, Li
Lin, Xian-Hua
Gao, Ling
Sheng, Jian-Zhong
Huang, He-Feng
Article History
Received: 6 January 2015
Accepted: 5 November 2015
First Online: 4 December 2015
Competing interests
: The authors declare no competing financial interests.