Lu, Xinshuo
Li, Simin
Zhang, Wen
Lin, Yunting
Lu, Zhikun
Cai, Yanna
Su, Xueying
Shao, Yongxian
Liu, Zongcai
Sheng, Huiying
Huang, Yonglan
Liu, Li
Zeng, Chunhua
Article History
Received: 11 July 2021
Accepted: 25 February 2022
First Online: 16 March 2022
Declarations
:
: The study was approved by the Medical Ethics Committee for Clinical Ethical Review, Guangzhou Women and Children’s Medical Center ([2020] No.63901) and informed consent was obtained from a parent of each participant under 16 years old. The study was conducted according to Declaration of Helsinki.
: Not applicable.
: The authors did not have conflicts of interest to declare for this work.