Wang, Yongte
Liu, Hongxia
Wang, Xing
Zhao, Lu
Funding for this research was provided by:
the National Natural Science Foundation of China (Grant No. U1866212)
the Foundation for Fundamental Research of China (Grant No. JSZL2016110B003)
the Major Fundamental Research Program of Shaanxi (Grant No.2017ZDJC-26)
111 Project (Grant No. B12026)
the China Postdoctoral Science Foundation (Grant No. 2018M633460)
Article History
Received: 3 January 2019
Accepted: 27 June 2019
First Online: 9 July 2019
Competing Interests
: The authors declare that they have no competing interests.