APA (7th ed.) Citation

Drakeley, A. J., Roberts, D., & Alfirevic, Z. (2003). Cervical cerclage for prevention of preterm delivery: Meta-analysis of randomized trials. Obstetrics & Gynecology, 102(3), 621. https://doi.org/10.1097/00006250-200309000-00035

Chicago Style (17th ed.) Citation

Drakeley, Andrew J., Devender Roberts, and Zarko Alfirevic. "Cervical Cerclage for Prevention of Preterm Delivery: Meta-analysis of Randomized Trials." Obstetrics & Gynecology 102, no. 3 (2003): 621. https://doi.org/10.1097/00006250-200309000-00035.

MLA (9th ed.) Citation

Drakeley, Andrew J., et al. "Cervical Cerclage for Prevention of Preterm Delivery: Meta-analysis of Randomized Trials." Obstetrics & Gynecology, vol. 102, no. 3, 2003, p. 621, https://doi.org/10.1097/00006250-200309000-00035.