Weng, Xiaoyan
Lou, Yiting
Tao, Ran
Li, Yongzheng
Cao, Danna
Yu, Mengfei
Ying, Binbin
Wang, Huiming
Article History
Received: 30 March 2021
Accepted: 20 October 2021
First Online: 4 November 2021
Declaration
:
: All methods in this study were performed in accordance with the principles of the relevant guidelines and regulations of Declaration of Helsinki, and The Affiliated Ningbo Hospital of Zhejiang University Medical Ethics Committee (2020-R280) approved the study.All authors are in agreement with the content of the manuscript. Written informed consent was obtained from all children and parents.
: Not applicable.
: We declare to have no competing interests.