Qin, Yayun
Yao, Yanyi
Liu, Nian
Wang, Bo
Liu, Lijun
Li, Hui
Gao, Tangxinzi
Xu, Runhong
Wang, Xiaoyan
Zhang, Fanglian
Song, Jieping
Article History
Received: 23 March 2023
Accepted: 12 October 2023
First Online: 25 October 2023
Declarations
:
: This study was conducted in accordance to the Declaration of Helsinki and was approved by the institutional review board of the ethics committee in the Maternal and Child Health Hospital of Hubei Province. All parents of the fetuses agreed to participate in the study and provided signed informed consent.
: Not applicable.
: The authors declare no competing interests.