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Authors
Lin, Shiqi
Li, Jiajia
Wu, Jilei
Yang, Fan
Pei, Lijun
Shang, Xuejun
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Funding
Funding for this research was provided by:
National Key Research and Development Program of China (2018YFC1004303, 2018YFC1004303)
National Natural Science Foundation of China (41871360)
National Health Commission Key Laboratory of Birth Defects Prevention, Henan Province (ZD202002)
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Article History
Received: 9 June 2021
Accepted: 6 June 2022
First Online: 16 June 2022
Declarations
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: All methods were performed in accordance with the relevant guidelines and regulations. The study protocol was reviewed and approved by the Institutional Review Board of Peking University Health Sciences Center (IRB00001052-08083), and written informed consent was obtained from all subjects before completing the questionnaire.
: Not applicable.
: The authors declare that they have no competing interests.
