Ma, Wenpu
Yang, Yiqun
Ha, Xin
Article History
Received: 15 February 2023
Accepted: 19 November 2023
First Online: 8 December 2023
Declarations
:
: This retrospective study was approved by the institutional ethical review board of Liaocheng People’s Hospital. All the study participants have signed written informed consent.
: Not applicable.
: The authors declare no competing interests.