Wang, Xing
Zhang, Li
Funding for this research was provided by:
National Natural Science Foundation of China (11801038, 11626185)
Natural Science Foundation of Shaanxi Provincial Department of Education (16KJ1558)
Natural Science Basic Research Plan in Shaanxi Province of China (2017JQ1011)
Article History
Received: 22 December 2017
Accepted: 7 March 2019
First Online: 16 March 2019
Compliance with ethical standards
:
: The authors declare that there is no conflict of interests regarding the publication of this paper.
: This work is supported by the National Natural Science Foundation of China (Nos. 11801038, 11626185) and Natural Science Foundation of Shaanxi Provincial Department of Education (No. 16KJ1558). This work is also supported by the Project Supported by Natural Science Basic Research Plan in Shaanxi Province of China (Nos. 2017JQ1011, 2018JQ1023).