Zhao, Chengpeng
Ling, Xiaoling
Xia, Yunxia
Yan, Bingxue
Guan, Quanlin http://orcid.org/0000-0001-8800-7570
Article History
Received: 12 October 2020
Accepted: 24 July 2021
First Online: 21 August 2021
Declarations
:
: This study was approved by Ethics Committee of the First Hospital of Lanzhou University, and carried out following the Declaration of Helsinki.
: Not applicable.
: The authors declare no conflicts of interest.