Tian, Jiaxing
Chen, Jinhui
Li, Bailian
Zhang, Deqiang
Funding for this research was provided by:
The Fundamental Research Funds for the Central Universities (BLYJ201408)
The Project of the National Natural Science Foundation of China (31170622)
Article History
Received: 25 August 2015
Accepted: 18 December 2015
First Online: 5 January 2016
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.