He, Xiaoying
Jiang, Zhuobin
Wu, Cuiling
Zeng, Lingyan
Qi, Meijiao
Sun, Yalian
Zhu, Yanna
Article History
Received: 2 February 2022
Accepted: 25 November 2022
First Online: 7 December 2022
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki, and was approved by the Medical Ethics Committees of Affiliated Foshan Maternity and Child Healthcare Hospital, Southern Medical University (Foshan Maternity and Child Healthcare Hospital), approval number FSFY-MEC-2020-028. Written informed consent forms were voluntarily signed by all participants’ guardians.
: Not applicable.
: The authors declare no conflict of interest. The funders had no role in the design of the study; in the data collection, analysis, or interpretation; in the writing of the manuscript; or in the decision to publish the results.