Luo, Xiang
Ma, Chaozhi
Yi, Bin
Tu, Jinxing
Shen, Jinxiong
Fu, Tingdong
Funding for this research was provided by:
National Support Plan (2010BAD01B)
Central College Fund (2011PY155)
National High Technology Research and Development Program of China (2011AA10A104, 2012AA101107)
Article History
Received: 11 September 2015
Accepted: 23 December 2015
First Online: 31 December 2015
Compliace with ethical standards
:
: The authors declare that they have no conflict of interest.