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Authors
Xu, Yonghui
Zhu, Sha
Song, Hao
Lian, Xiaoyuan
Zeng, Maoni
He, Ji
Shu, Lijuan
Xue, XingSheng
Xiao, Fei https://orcid.org/0000-0002-6367-7268
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Article History
Received: 6 January 2022
Accepted: 13 November 2022
First Online: 5 December 2022
Declarations
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: This is a retrospective study, approval was granted by the Ethics Committee of West China Women’s and Children’s Hospital of Sichuan University and the license number is 196. Written informed consent was obtained from individual or guardian participants.
: Not applicable.
: The authors declare that they have no competing interests.
