Wang, Nan
Duan, Jizhou
Shi, Weijie
Zhai, Xiaofan
Guan, Fang
Yang, Lihui
Hou, Baorong
Funding for this research was provided by:
the National Key Basic Research Project (No. 2014CB643304)
the National Natural Science Foundation of China (No. 41576080, No. 41706080)
Article History
Received: 19 July 2018
Accepted: 9 August 2018
First Online: 17 August 2018
Compliance with ethical standards
: The author(s) declare that they have no competing interests.