Wang, Deng-Ke
Liu, Ying
Myers, Evan J.
Guo, Yi-Min
Xie, Zhang-Dong
Jiang, De-Zhi
Li, Jia-Min
Yang, Jichun
Liu, Mugen
Parker, Mark D.
Chen, Li-Ming
Article History
Received: 18 March 2015
Accepted: 22 June 2015
First Online: 20 July 2015
Competing interests
: The authors declare no competing financial interests.