Qu, Ruize
Chen, Xiaomin
Hu, Jing
Fu, Yufeng
Peng, Jiangfan
Li, Yuhua
Chen, Jingxi
Li, Peng
Liu, Long
Cao, Jiankang
Wang, Wenhan
Qiu, Cheng
Guo, Linlin
Vasilev, Krasimir
Chen, Jianying
Zhou, Gengyin
Li, Weiwei
Zhao, Yunpeng
Funding for this research was provided by:
National Natural Science Foundation of China (81602761, 81501880)
Natural Science Foundation of Shandong Province (BS2014YY048, BS2015SW028 and ZR2016HM53)
Article History
Received: 19 June 2018
Accepted: 12 December 2018
First Online: 4 February 2019
Competing Interests
: The authors declare no competing interests.