Chen, Xinning
Lin, Dan
Ye, Yinghui
Zhang, Xiaohui
Chen, Danqing http://orcid.org/0000-0002-0201-7215
Article History
Received: 2 July 2022
Accepted: 7 December 2022
First Online: 22 December 2022
Declarations
:
: This study was approved by the Ethics Committee of the Women’s Hospital, Zhejiang University School of Medicine (approval number: 2018KY036). All participants signed an informed consent form prior to being enrolled in the BD surveillance system.
: Not applicable.
: The authors report no conflict of interest.