Zhao, Lihua
Zhang, Tongqiang
Cui, Xiaojian
Zhao, Linsheng
Zheng, Jiafeng
Ning, Jing
Xu, Yongsheng
Cai, Chunquan
Funding for this research was provided by:
the Science and technology training project of Tianjin Health Committee (RC20020)
National Natural Science Foundation of China (81771589)
Article History
Received: 18 February 2022
Accepted: 8 June 2022
First Online: 27 June 2022
Declarations
:
: All procedures performed in studies involving human participants were performed in accordance with the Declaration of Helsinki and approved by the ethics committee of the Tianjin Children’s Hospital. The ethics committee of the Tianjin Children’s Hospital waived the need for written informed consent provided by participants due to the retrospective nature of the study, because all patient data were analyzed anonymously, and no additional informed consent was required.
: Not applicable.
: The authors declare that they have no competing interests.