Li, Ruibin
Yang, Xiaohong
Jia, Min
Wang, Dong
Cui, Xiaoran
Bai, Long
Zhao, Lei
Zhang, Jidong http://orcid.org/0000-0003-2950-5929
Article History
Received: 19 May 2020
Accepted: 22 February 2021
First Online: 6 April 2021
Declarations
:
: The study was approved by the Ethic Committee of Second Hospital of Hebei Medical University. Written informed consent were obtained from all the participants.
: Not applicable.
: The authors declare that there is no conflict of interest.