Zhong, Xi
Guan, Tianpei
Tang, Danrui
Li, Jiansheng
Lu, Bingui
Cui, Shuzhong
Tang, Hongsheng
Article History
Received: 25 January 2021
Accepted: 4 March 2021
First Online: 7 April 2021
Declarations
:
: The Institutional Review Board of Affiliated Cancer Hospital & Institute of Guangzhou Medical University approved this retrospective study and waived the requirement for written informed consent due to its retrospective nature; all methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.