Xing, Dong
Chen, Yu-Hong
Wang, Lan -Tao
Yu, Bin
Ran, Zhi -Bin
Chen, Li http://orcid.org/0000-0002-9816-0509
Funding for this research was provided by:
Key Project of Medical Science Research in Hebei Province in 2020 (No.20201083)
Article History
Received: 21 July 2020
Accepted: 26 November 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: This study was conducted with approval from the Ethics Committee of the Fourth Hospital of Hebei Medical University. This study was conducted in accordance with the declaration of Helsinki. Written informed consent was obtained from all participants.
: All participants signed a document of informed consent.
: The authors declare that they have no competing interests.