Xia, Jun
Chen, Xiaoyan
Xu, Feng
Wang, Yi
Shi, Yongxia
Li, Yuye
He, Junfang
Zhang, Ping
Funding for this research was provided by:
National Natural Science Foundation of China (81171576, 81371794)
Guangdong Natural Science Foundation (S2013010016454, 2014A030311007)
Article History
Received: 3 March 2015
Accepted: 21 August 2015
First Online: 9 September 2015
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.