APA (7th ed.) Citation

Allotey, J., Stallings, E., Bonet, M., Yap, M., Chatterjee, S., Kew, T., . . . Thangaratinam, S. (2020). Clinical manifestations, risk factors, and maternal and perinatal outcomes of coronavirus disease 2019 in pregnancy: Living systematic review and meta-analysis. BMJ (Online), 370, m3320. https://doi.org/10.1136/bmj.m3320

Chicago Style (17th ed.) Citation

Allotey, John, et al. "Clinical Manifestations, Risk Factors, and Maternal and Perinatal Outcomes of Coronavirus Disease 2019 in Pregnancy: Living Systematic Review and Meta-analysis." BMJ (Online) 370 (2020): m3320. https://doi.org/10.1136/bmj.m3320.

MLA (9th ed.) Citation

Allotey, John, et al. "Clinical Manifestations, Risk Factors, and Maternal and Perinatal Outcomes of Coronavirus Disease 2019 in Pregnancy: Living Systematic Review and Meta-analysis." BMJ (Online), vol. 370, 2020, p. m3320, https://doi.org/10.1136/bmj.m3320.