Shang, Yuan-Yuan
Yu, Nan
Xia, Li
Yu, Ying-Yao
Ma, Chun-mei
Jiao, Ya-Ning
Li, Yun-feng
Wang, Yuan
Dang, Jie
Li, Weichao
Funding for this research was provided by:
First-Class Discipline Construction Founded Project of NingXia Medical University (NXYLXK2017A05)
Ningxia medical university 2018 university-level scientific research project (XM2018152)
Article History
First Online: 17 October 2019
Compliance with ethical standards
: This research was approved by the Research Ethics Board of the General Hospital of Ningxia Medical University.
: The authors declare that they have no conflicts of interest.