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Authors
Fang, Qi
Ran, Lanxi
Bi, Xinying
Di, Jianyong
Liu, Ye
Xu, Fengqin
Wang, Binbin
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Article History
Received: 27 May 2024
Revised: 1 July 2024
Accepted: 6 August 2024
First Online: 19 August 2024
Competing interests
: The authors declare no competing interests.
: We adhered to the Code of Ethics of the World Medical Association (Declaration of Helsinki, revised in 2013), and the ethical committee of the National Research Institute for Family Planning approved this study. All family members participating in this study signed informed consent.
