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Authors
Chen, Zhihui
Liu, Chuntao
Tan, Xiaojing
Liao, Xiaoli
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Article History
Received: 28 December 2024
Accepted: 16 July 2025
First Online: 24 July 2025
Competing interests
: The authors declare no competing interests.
: The study protocol received ethical approval from the Changsha Hospital for Maternal and Child Health Care (NO.: EC-20240625-21). All procedures were conducted in accordance with the 1964 Declaration of Helsinki and its subsequent amendments or comparable ethical standards.
