Sun, Xuqi
Mei, Jie
Lin, Wenping
Yang, Ziliang
Peng, Wei
Chen, Jinbin
Zhang, Yaojun
Xu, Li
Chen, Minshan
Article History
Received: 3 April 2021
Accepted: 27 May 2021
First Online: 4 July 2021
Declarations
:
: This study was approved by the institutional review board of Sun Yat-sen University Cancer Center as a retrospective study, and the need for informed consent was waived by the ethics committee of Sun Yat-sen University Cancer Center. All procedures performed in studies involving human participants were in accordance with the ethical standards of the1964 Helsinki declaration and its later amendments.
: None.
: The authors declare that they have no competing interests.