Xu Bi-Qiu, Zhen Li, Li Dong-Zhi
Prenatal Diagnosis Center, Hu Zhong Hospital, Huadu District Maternal and Neonatal Healthcare Hospital of Guangzhou, Guangzhou, Guangdong, China.
Prenatal Diagnostic Center, Guangzhou Women and Children's Medical Center, Guangzhou, Guangdong, China.
J Obstet Gynaecol. 2021 Jul;41(5):821-823. doi: 10.1080/01443615.2020.1785410. Epub 2020 Aug 17.