He, Fan
Yang, Zhenxing
Dong, Xingyou
Fang, Zhenqiang
Liu, Qian
Hu, Xiaoyan
Yi, Shanhong
Li, Longkun
Funding for this research was provided by:
National Natural Science Foundation of China (81470989)
Basic frontier and social livelihood projects of Chongqing (cstc2015jcyjBX0040)
Article History
Received: 10 October 2017
Accepted: 2 February 2018
First Online: 19 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interests.