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Authors
Hu, Yue
Liu, Wen
He, Guoping
Xu, Jingjing
Peng, Yaqin
Wang, Jing https://orcid.org/0000-0001-8265-6473
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Article History
Received: 7 May 2021
Accepted: 29 October 2021
First Online: 9 January 2022
Declarations
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: All experiments were conducted in accordance with relevant guidelines and regulations. The procedures of this study were performed under the approval of the Ethics Committee of the first affiliated hospital of the university of science and technology of China (2020-KY115).
: The written informed consent was obtained from all participants.
: The approval for publication were obtained from all pregnant women participated in this study with written informed consent.
: The authors declare no competing interests.
