Wang, Jijun
Yuan, Yingchun
Zhang, Peng
Zhang, Huixian
Liu, Xiaomei
Zhang, Yuelin http://orcid.org/0000-0003-2987-8645
Funding for this research was provided by:
Shaanxi Province Natural Science Foundation of China (S2015YFJM2252)
Article History
Received: 22 December 2017
Revised: 4 June 2018
Accepted: 24 June 2018
First Online: 30 June 2018
Compliance with Ethical Standards
:
: The authors declare that they have no competing interests.