Zhu, Ying
Wang, Ruyi
Cheng, Yun
Han, Yang
Li, Tengyan
Cao, Yunxia
Wang, Binbin http://orcid.org/0000-0002-1597-5930
Funding for this research was provided by:
Natural Science Foundation of Beijing Municipality (7192150)
Article History
Received: 16 November 2020
Accepted: 21 May 2021
First Online: 7 June 2021
Declarations
:
: Our research was approved by the Ethics Committee of the National Research Institute for Family Planning. All participants signed informed consent forms during blood sample collection and analysis.
: Not applicable.
: All authors declare no conflict of interest.