Chen, Shuai
Du, Wenzhe
Cao, Yuhai
Kong, Jixia
Wang, Xin
Wang, Yisen
Lu, Yang
Li, Xiang http://orcid.org/0000-0002-7534-2924
Article History
Received: 2 March 2023
Accepted: 8 July 2023
First Online: 12 October 2023
Declarations
:
: Our retrospective study was conducted at the Second Hospital of Dalian Medical University (Dalian, China) and was approved by the Institutional Ethics Committee. We followed the ethical guidelines outlined in the Declaration of Helsinki. As a retrospective single-centre study, we obtained approval from our hospital's ethics committee, which waived the need for written informed consent.
: This retrospective single-centre study was approved by the ethics committee of our hospital, which waived written informed consent.
: The authors declare that they have no competing interests.