Yan, Jiayu
Fu, Yao
Liu, Shuting
Bai, Yuzuo
Chen, Yajun
Article History
Received: 4 December 2023
Accepted: 2 May 2024
First Online: 23 May 2024
Declarations
:
: All methods used in this study adhere to the tenets of the Declaration of Helsinki 1967. This study was approved by the Ethics Committee of Beijing Children’s Hospital, Capital Medical University, National Center for Children’s Health (Approval number: 2023-E-088-R), and the need to obtain written informed consent from participants was waived because this is a retrospective study that does not affect patient care.
: Not applicable.
: The authors declare no competing interests.