Huang, Longli
Ye, Cuiying
Zhou, Renxi
Ji, Zexuan
Article History
Received: 14 November 2023
Accepted: 8 May 2024
First Online: 13 May 2024
Declarations
:
: Prior to the commencement of data collection, ethical clearance was obtained from the Ethics Committee of Hangzhou Children’s Hospital (approval no. 2023-071-01). As the study solely relied on retrospective data from patient electronic medical records, obtaining informed consent from all patients was not feasible. However, a waiver of informed consent was formally granted by the Ethics Committee of Hangzhou Children’s Hospital. The data collected was kept confidential and used exclusively for the purposes of this study. All research techniques employed in this study adhered to the principles set forth in the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.