Yang, Shen
Wang, Peize
Yang, Zhi
Li, Siqi
Liao, Junmin
Hua, Kaiyun
Zhang, Yanan
Zhao, Yong
Gu, Yichao
Li, Shuangshuang
Chen, Yongwei
Huang, Jinshi
Article History
Received: 11 May 2021
Accepted: 1 October 2021
First Online: 22 November 2021
Declarations
:
: The study was conducted in accordance with the Declaration of Helsinki (as revised in 2013). This retrospective study was approved by the Medical Ethics Committee of the Beijing Children’s Hospital (2019-k-333), and the patient informed consent requirements were waived. The authors are accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.
: Not applicable.
: The authors have no conflicts of interest to declare.