Zhu, Weihui
Ma, Jing
Nan, Xi
Osei Lartey, Patrick
Yang, Yongzhen
Funding for this research was provided by:
Research Project Supported by Shanxi Scholarship Council of China (2015-035)
National Natural Science Foundation of China (U1607120, U1710117, U1610255)
Article History
Received: 18 October 2018
Revised: 25 November 2018
Accepted: 5 December 2018
First Online: 7 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.