Wang, Cunliang
Zhu, Shouhui
Miao, Chuanwang
Wang, Yu
Chen, Jiazhen
Yuan, Shuanghu
Hu, Xudong
Article History
Received: 26 December 2021
Accepted: 5 May 2022
First Online: 13 May 2022
Declarations
:
: This study was approved by the ethics Committee of Shandong Cancer Hospital and it conforms to the provisions of the Helsinki Declaration, as revised in 2013. The informed consent waived by the ethics Committee of Shandong Cancer Hospital because of the retrospective nature of the study.
: Not applicable.
: All authors have no conflicts of interest to declare.