Liu W, Wang Q, Zhang Q, Chen L, Chen J, Zhang B, Lu Y, Wang S, Xia L, Huang L, Wang K, Liang L, Zhang Y, Turtle L, Lissauer D, Lan K, Feng L, Yu H, Liu Y, Sun Z. Coronavirus Disease 2019 (COVID-19) During Pregnancy: A Case Series. February 2020.

This case study describes the clinical characteristics of COVID-19 in pregnancy and their newborn infant, and explores whether the SARS-CoV-2 can be intrauterine vertically transmitted. The research concludes that there is no evidence to suggest the potential risk of intrauterine vertical transmission in the case series and further in-depth study is needed.