Lei, Yan
Du, Xin
Liu, Yu
Le, Fangshu
Zhou, Jianshan
Article History
Received: 13 November 2023
Accepted: 1 May 2024
First Online: 11 May 2024
Declarations
:
: This study involves human participants.Ethical clearance and support letters were obtained from the Ethical Committee of Maternal and Child Health Hospital of Hubei Province with the reference number 2023IEC123 in 1 November, 2023. The methods were conducted following the tenets of the Helsinki declaration. Before collecting data, an information sheet was read to all eligible study participants to obtain oral informed consent. The privacy of the respondents was respected and data were deidentified before analysis and reported in aggregate. Participants gave informed consent to participate in the study before taking part.
: Written informed consent for publication was obtained from all participants.
: The authors declare no competing interests.