Han, Bing
Huang, Yuanlin
Li, Ruopeng
Peng, Qiang
Luo, Junyi
Pei, Ke
Herczynski, Andrzej
Kempa, Krzysztof
Ren, Zhifeng
Gao, Jinwei
Article History
Received: 3 June 2014
Accepted: 27 October 2014
First Online: 28 November 2014
Competing interests
: The authors declare no competing financial interests.