Funding for this research was provided by:
1.3.5 project for disciplines of excellence, West China Hospital, Sichuan University (ZYJC18018)
Article History
Received: 9 November 2022
Accepted: 8 April 2023
First Online: 27 April 2023
Declarations
:
: The authors report no declarations of interest.
: Because the SEER database is publicly accessible worldwide, therefore, we did not provide the approval of an institutional review board in the current study; however, the authors signed the SEER database agreement and got the license to access SEER information (accession username: 12886-Nov2020).