Zheng, Kebin
Xie, Haipeng
Wu, Wensong
Wen, Xichao
Zeng, Zhaomu
Shi, Yanfang http://orcid.org/0000-0002-6538-6202
Article History
Received: 22 October 2020
Accepted: 2 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: Our study was approved by the Ethics Review Board of the Affiliated Hospital of Hebei University (No. HDFY-L-2020-021).
: Not applicable.
: The authors declare that they have no competing interests.