Gu, Xiangyuan
Guo, Jichang
Wei, Huiwen
He, Yanhong
Funding for this research was provided by:
National Natural Science Foundation of Tianjin (15JCYBJC15500)
National Natural Science Foundation of China (61771334)
Article History
First Online: 14 March 2019
Compliance with ethical standards
:
: This study was funded by the National Natural Science Foundation of China (61771334).
: All 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.