Ding, Yuxin
Jiang, Runyi
Chen, Yuhong
Jing, Jing
Yang, Xiaoshuang
Wu, Xianjie
Zhang, Xiaoyang
Xu, Jiali
Xu, Piaopiao
LiuHuang, Shu Chen
Lu, Zhongfa
Article History
Received: 8 February 2021
Accepted: 25 March 2021
First Online: 16 April 2021
Declarations
:
: As all the data of this study were derived from the SEER database, institutional review board approval and consent to participate were not demanded.
: Not applicable.
: The authors have no conflicts of interest to declare.