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Authors
Huang, Xiaoli
Chen, Jichang
Zeng, Dingyuan
Lin, Zhong
Herbert, Carly
Cottrell, Lesley
Liu, Liu
Ash, Arlene
Wang, Bo
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Article History
Received: 29 December 2020
Accepted: 16 April 2021
First Online: 14 May 2021
Declarations
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: Approval for this study was obtained from the Institutional Review Board of Liuzhou Maternal and Child Health Hospital with waiver of documented informed consent.All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests.
