Liu, Xing
Liu, Baihui
Li, Feng
Li, Peng
Zhai, Jiwei
Shen, Bo
Funding for this research was provided by:
National Natural Science Foundation of China (No. 51332003)
National Natural Science Foundation of China (No. 51372171)
Article History
Received: 3 July 2017
Accepted: 24 August 2017
First Online: 1 September 2017
Compliance with ethical standards
:
: We declare that we have no conflict of interest.