Zhang, Jian
Mu, Fangxiang
Guo, Zhongjie
Cai, Zhuhua
Zeng, Xianghui
Du, Lirong
Wang, Fang
Funding for this research was provided by:
the Science Foundation of Lanzhou University (071100132)
the Science Foundation of Lanzhou University Second Hospital (YJS-BD-19)
Article History
Received: 9 August 2023
Accepted: 4 November 2023
First Online: 25 November 2023
Declarations
:
: The informed consent was signed by all patients in 6 hospitals. The study used non-identifiable patient data and was approved by the ethics review committee of the 6 hospitals. The research complies with the Declaration of Helsinki.
: The authors declare no competing interests.