Ji, Ning-Ning
Shi, Zhi-Qiang
Hu, Hai-Liang
Funding for this research was provided by:
Natural Science Foundation of China (21861012)
Natural Science Foundation of Shandong Province (ZR2016BM14)
Tai'an science and technology project (2016GX1046)
Postgraduate Foundation of Taishan University (Y2015-1-011)
Article History
Received: 13 August 2018
Accepted: 20 September 2018
First Online: 2 October 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.