Zhuo, Zhenjian
Hua, Rui-Xi
Zhang, Huizhu
Lin, Huiran
Fu, Wen
Zhu, Jinhong
Cheng, Jiwen
Zhang, Jiao
Li, Suhong
Zhou, Haixia
Xia, Huimin
Liu, Guochang
Jia, Wei
He, Jing
Article History
Received: 2 June 2021
Accepted: 18 November 2021
First Online: 4 December 2021
Declarations
:
: Written informed consent was signed by all subjects’ guardians. The study was carried out based on the principles of the Declaration of Helsinki. Approval of the study protocol was obtained from the institutional review board of Guangzhou Women and Children’s Medical Center (Ethics Approval No: 202016600).
: Not applicable.
: The author(s) declare that they have no conflict of interest.