Cui, Jiawen
Kang, Xinyi
Shan, Yanxing
Zhang, Mingjin
Gao, Ying
Wu, Wei
Chen, Liping
Funding for this research was provided by:
Youth project of Nantong health and Family Planning Commission (QA2020003)
National Natural Science Foundation of China (81971405, 81673217)
Medical Research Project of Jiangsu Health and Health Commission (Z2019010)
the Research project of Jiangsu Provincial Health Committee (F202037)
the Research project of maternal and child health in Jiangsu Province (F201929)
Nantong social livelihood science and technology project (MS12019002)
Article History
Received: 23 September 2021
Accepted: 21 March 2022
First Online: 16 April 2022
Competing interests
: The authors declare no competing interests.