Cheng, Xueqin
Dou, Zhiqian
Yang, Jing
Liu, Dexi
Gu, Yulong
Cai, Fenglin
Li, Xiaobing
Wang, Meifang
Tang, Yijun https://orcid.org/0000-0002-8202-7084
Funding for this research was provided by:
Bureau of Science and Technology of Shiyan City (19Y34)
Innovation Team of Hubei University of Medicine (FDFR201801)
Hubei Province’s Outstanding Medical Academic Leader Program
Article History
Received: 18 August 2020
Accepted: 13 December 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: This study (number: 2020KS030) was approved by the Ethics Committee of Shiyan Taihe Hospital, and carried out in accordance with the declaration of Helsinki. All pregnant women who provided vaginal and rectal swabs signed on informed consent documents.
: Not applicable.
: The authors declare that they have no competing interests.