Jiang, Xupin
Guo, Xiaowei
Xu, Xue
Teng, Miao
Huang, Chong
Zhang, Dongxia
Zhang, Qiong
Zhang, Jiaping
Huang, Yuesheng
Article History
Received: 7 May 2014
Accepted: 15 August 2014
First Online: 9 September 2014
Competing interests
: The authors declare no competing financial interests.