Article History
Received: 27 September 2023
Accepted: 19 February 2024
First Online: 29 February 2024
Declarations
:
: This retrospective study involving human participants was conducted in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study was approved by the Ethics Committee of the Central Hospital Affiliated with Chongqing University. Informed consent was obtained from all participants.
: Not applicable.
: The authors declare no competing interests.