Chen, Jun
Fang, Xiaoling
Liu, Weidong
Huang, Chaomei
Dai, Yiheng
Article History
Received: 18 August 2023
Accepted: 17 June 2024
First Online: 26 June 2024
Declarations
:
: Ethical approval was obtained from the ethical board of South Medical University Affiliated Maternity & Child Healthcare Hospital of Foshan. For the study, we also obtained permission from the NICU department to conduct the research. All activities were performed according to the rule of conduct, and participants provided written consent before the study. All methods were carried out in accordance with relevant guidelines and regulations. Written informed parental or guardian consent was obtained for each infant before the investigation.
: Not applicable.
: The authors declare no competing interests.