Tang, Lingtao
Wang, Lianqin
Li, Chunlin
Hu, Pengfei
Jia, Yanan
Wang, Guoling
Li, Yingyi https://orcid.org/0000-0003-4272-7219
Funding for this research was provided by:
the Health Care and Biomedicine of Key Research and Development Program of Hebei Province (18277701D)
Article History
Received: 30 December 2019
Accepted: 13 February 2020
First Online: 25 February 2020
Compliance with ethical standards
:
: All authors declare no conflict of interest.
: We acknowledge having read the journal’s position on issues involved in ethical publication and declare that this paper is consistent with those guidelines. The ethical committee of the Xingtai Third Hospital approved this study.