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Authors
Zhang, Yadi
Gao, Xiaoge
Zhu, Haiyan
Zhou, Qi
Cai, Xiaxia
Koch, Pamela Ann
Sun, Shengzhi
Yu, Huanling
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Funding
Funding for this research was provided by:
R&D Program of Beijing Municipal Education Commission (KZ202210025039)
High-Level Public Health Technology Talent Construction Project
National Natural Science Foundation of China (82473615)
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Article History
Received: 9 September 2024
Accepted: 9 December 2024
First Online: 26 December 2024
Declarations
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: The study was approved by the ethical approval from the Capital Medical University Ethics Committee (Z2022SY077, Z2023SY137). All pregnant women started answering questions after reading the electronic version of the informed consent form and confirming their consent after oral explanation.
: Not applicable.
: The authors declare no competing interests.
