Chen, Wei-Wei
Wang, Wen-Ling
Dong, Hong-Min
Wang, Gang
Li, Xiao-Kai
Li, Guo-Dong
Chen, Wang-Hua
Chen, Juan
Bai, Sai-Xi
Article History
Received: 14 January 2022
Accepted: 23 March 2022
First Online: 12 April 2022
Declarations
:
: The Ethics Committee of the Cancer Hospital of Guizhou Medical University had approved this study and the approval number was FZ2021-11-298. This is a retrospective cohort study, and the data of patients are anonymous; therefore, there is no need for informed consent.
: Not applicable.
: The authors declare that they have no competing interests.