Zhang, Xiaofeng http://orcid.org/0000-0001-8978-1058
Guo, Qiang
Sun, Yujuan
Liu, Hui
Wang, Gang
Su, Qingtang
Zhang, Caiming
Funding for this research was provided by:
National Natural Science Foundation of China (61602229, U1609218)
National Natural Science Foundation of China (61472220, 61771231)
Natural Science Foundation of Shandong Province (ZR2016FM21, ZR2016FM13)
Doctoral Foundation of Ludong University (LY2015035)
National Natural Science Foundation of China (61772253)
National Natural Science Foundation of China (61572286)
Article History
First Online: 30 November 2017
Compliance with ethical standards
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: All of the authors declare that they have no conflict of interest.