Zhao, Fanfan
Chang, Yanfen
Gao, Li
Qin, Xuemei
Du, Guanhua
Zhang, Xiang
Zhou, Yuzhi
Funding for this research was provided by:
the Applied basic research project of Shanxi Province (201601D021164)
the Innovation project of higher education institutions in Shanxi Province (2016120)
the Construction of the Science and Technology Basic Condition Platform of Shanxi Province (2014091022)
the Program of Science and Technology of Shanxi Province (20140313008-14)
Article History
Received: 10 October 2017
Accepted: 6 April 2018
First Online: 31 May 2018
Compliance with ethical standards
:
: The authors have declared that no conflict of interest exists.