Yan, Gaowei
Jia, Songda
Ding, Jie
Xu, Xinying
Pang, Yusong
Funding for this research was provided by:
National Natural Science Foundation of China (61450011)
Natural Science Foundation of Shanxi Province (2015011052)
Article History
First Online: 13 April 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.