Li, Yuan-jie
Lyu, Jun
Li, Chen
He, Hai-rong
Wang, Jin-feng
Wang, Yue-ling
Fang, Jing
Ji, Jing
Funding for this research was provided by:
the General projects of Key research and Development program in Natural Foundation of Shannxi Province, CN (2017SF-015, 2019SF-139, 2017SF-015, 2019SF-139)
Article History
Received: 5 July 2021
Accepted: 11 April 2022
First Online: 14 May 2022
Declarations
:
: This data used in this study were from public database (SEER database). Approval was waived by the Research Ethic Committee at the First Affiliated Hospital of Xi’an Jiaotong University, as SEER data is publicly available and de-identified. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: All authors declare that they have no competing interests.