Chau, Matthew Hoi Kin http://orcid.org/0000-0002-0945-1938
Wang, Huilin
Lai, Yunli
Zhang, Yanyan
Xu, Fuben
Tang, Yanqing
Wang, Yanfang
Chen, Zihan
Leung, Tak Yeung http://orcid.org/0000-0002-9153-0343
Chung, Jacqueline Pui Wah
Kwok, Yvonne K.
Chong, Shuk Ching
Choy, Kwong Wai http://orcid.org/0000-0002-3616-6200
Zhu, Yuanfang
Xiong, Likuan
Wei, Weihong
Dong, Zirui http://orcid.org/0000-0002-3626-6500
Funding for this research was provided by:
National Natural Science Foundation of China (31801042, 81741004, 81741009)
Health and Medical Research Fund (04152666)
Health Department of Guangxi Province (Z20190782)
Hong Kong Obstetrical and Gynaecological Trust Fund
Article History
Received: 11 March 2020
Accepted: 18 May 2020
First Online: 25 May 2020
Compliance with ethical standards
:
: The authors declare no conflicts of interest or competing interest.
: The study was approved by the institutional review boards of each collaborative site. Written consent for sample storage and genetic analyses of peripheral blood and invasive diagnostic samples was obtained from each participant.