Ding, Xiao-Qing
Ge, Peng-Cheng
Liu, Zhe
Jia, Heng
Chen, Xi
An, Feng-Hui
Li, Li-Hua
Chen, Zhao-Hong
Mao, Hong-Wei
Li, Zhao-Yang
Gu, Yan
Zhu, Tie-Bing
Li, Chun-Jian
Wang, Lian-Sheng
Ma, Wen-Zhu
Yang, Zhi-Jian
Jia, En-Zhi
Article History
Received: 4 December 2014
Accepted: 9 September 2015
First Online: 8 October 2015
Competing interests
: The authors declare no competing financial interests.