Gao, Na
Zhu, Bin
Wang, Xiao-yu
Yu, Yuan
Zu, Fang-qiu
Funding for this research was provided by:
National Natural Science Foundation of China (51371073)
Article History
Received: 21 November 2017
Accepted: 6 March 2018
First Online: 12 March 2018
Compliance with ethical standards
:
: I would like to declare on behalf of my co-authors that the work described was original research that has not been published previously, and not under consideration for publication elsewhere, in whole or in part. All the authors listed have approved the manuscript that is enclosed and declared that they have no conflict of interest.