Li, Fei
Guo, Lingyun
Li, Qi
Xu, Hui
Fu, Yiliang
Huang, Luci
Feng, Guoshuang
Liu, Gang
Chen, Xiangpeng
Xie, Zhengde
Article History
Received: 6 October 2023
Accepted: 18 April 2024
First Online: 4 May 2024
Declarations
:
: The study protocol was approved by the medical ethics committee of the Beijing Children’s Hospital, Capital Medical University. The ethics committee approved the waiver of informed consent from parents/guardians of the minors, because the present study was a retrospective analysis of clinical data and all methods were performed in accordance with the ethical guidelines.
: Not applicable.
: The authors declare no competing interests.