Funding for this research was provided by:
Project Supported by Scientific and Technological Research Program of Chongqing Municipal Education Commission (KJQN202100419, KJQN202100419)
Article History
Received: 10 June 2023
Accepted: 27 November 2023
First Online: 30 November 2023
Declarations
:
: Since our study was retrospective and mainly uses existing medical records data; the data was anonymized when analyzed, thereby protecting the privacy of the participants and not imposing additional risks or burdens on the participants. Therefore, the ethics committee (Institutional Review Board of the Children’s Hospital of Chongqing Medical University) waived the requirement for informed consent (approval No. 2022/R/181).No potentially identifiable human images or data is presented in this study.
: All authors consent for publication. Because there is no identifying information is present, consent to publish on the part of participants is "Not Applicable".
: The authors declare no competing interests.