Tian, Yongshang http://orcid.org/0000-0002-1439-8588
Cao, Lijia
Chen, Zhijia
Gong, Yansheng
Tang, Yitian
Jing, Qiangshan
Funding for this research was provided by:
the Henan Provincial Department of Science and Technology Research Project (162102310122)
the Key Project of Henan Province Colleges and Universities (19A430021)
the Scientific Research Foundation of Graduate School of Xinyang Normal University (2018KYJJ17)
Article History
Received: 23 November 2018
Accepted: 2 March 2019
First Online: 14 March 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.