Ding, Sufang
Xu, Yaling
Wang, Hui
Yue, Hongni
Pan, Zhaojun
Sun, Bo
Zheng, Guofang
Zhu, Xiaoqin
Ding, Weijie
Li, Xiaoqiong
Qi, Tingting
Zhang, Muling
Tian, Zhaofang
Guan, Honghua
Yang, Juan
Wu, Yongjian
Xu, Tao
Tang, Chunhong
Dong, Maotian
Zhang, Chunhua
Dong, Chunqin
Zhou, Sumei
Lei, Yani
Li, Shouzhong
Zhu, Keyan
Zhao, Xia
Yin, Yaodong
Wang, Haijun
Xue, Bi
Wang, Zhaoxia
Wang, Shucheng
Liu, Hong
Xu, Zhou
Yuan, Chuntao
Cao, Xihui
Zhang, Jianya
Xu, Bu
Lin, Wenlong
Gao, Cui
Heng, Yongbo
Wang, Lei
Wang, Moqing
,
Funding for this research was provided by:
Project of Maternal and Child Health Care by Jiangsu Provincial Commission of Health (F201402)
Article History
Received: 20 August 2021
Accepted: 31 August 2022
First Online: 17 September 2022
Declarations
:
: The ethics committee of Children’s Hospital of Fudan University approved the study design and protocol, and waived the need for informed consent (#2019–194). This approval was adopted and approved by Huai’an Maternal and Child Health Care Center and all participated hospitals, with the permissions and the names of the ethics committees and scientific committees of the major participating hospitals referring to reference [CitationRef removed].
: Not applicable.
: The authors declare that they have no competing interests.