Zheng, Yi
Tu, Xiaoxuan
Zhao, Peng
Jiang, Weiqin
Liu, Lulu
Tong, Zhou
Zhang, Hangyu
Yan, Cong
Fang, Weijia
Wang, Weilin
Funding for this research was provided by:
National Natural Science Foundation of China (National Science Foundation of China) (81472346)
Article History
Received: 10 February 2018
Revised: 13 May 2018
Accepted: 16 May 2018
First Online: 29 June 2018
Competing interests
: The authors declare no competing interests.
: All data are fully available without restriction.
: This work is published under the standard license to publish agreement. After 12 months the work will become freely available and the license terms will switch to a Creative Commons Attribution 4.0 International (CC BY 4.0).