Chen, Wenbo
Yan, Fangfang
Qin, Shaozong
Dong, Haiyan
Funding for this research was provided by:
the National Natural Science Foundation of China (31101878)
the Excellent Youth Foundation of Henan Polytechnic University (J2014-02)
the Key Science Research Project in University of Henan Province (16A240001)
Article History
Received: 5 February 2018
Accepted: 28 September 2018
First Online: 26 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.