1. Clinical manifestations, risk factors, and maternal and perinatal outcomes of coronavirus disease 2019 in pregnancy: living systematic review and meta-analysis;Allotey;BMJ,2020
2. Disease severity, pregnancy outcomes, and maternal deaths among pregnant patients with severe acute respiratory syndrome coronavirus 2 infection in Washington State;Lokken;Am J Obstet Gynecol,2021
3. Association of SARS-CoV-2 Infection During Pregnancy With Maternal and Perinatal Outcomes;McClymont;J Am Med Assoc,2022
4. Berman Institute of Bioethics & Center for Immunization Research JHU. Covid-19 Maternal Immunization Tracker (COMIT). 2021 [cited; Available from: http://www.comitglobal.org.
5. SARS-CoV-2 vaccine effectiveness against infection, symptomatic and severe COVID-19: a systematic review and meta-analysis;Ssentongo;BMC Infect Dis,2022