Citação norma APA

BakenRa, A., Gero, A., Sanders, J., Simmons, R., Fay, K., & Turok, D. K. (2021). Pregnancy Risk by Frequency and Timing of Unprotected Intercourse Before Intrauterine Device Placement for Emergency Contraception. Obstet Gynecol.

Citação norma Chicago

BakenRa, Abena, Alexandra Gero, Jessica Sanders, Rebecca Simmons, Kathryn Fay, and David K. Turok. "Pregnancy Risk By Frequency and Timing of Unprotected Intercourse Before Intrauterine Device Placement for Emergency Contraception." Obstet Gynecol 2021.

Citação norma MLA

BakenRa, Abena, et al. "Pregnancy Risk By Frequency and Timing of Unprotected Intercourse Before Intrauterine Device Placement for Emergency Contraception." Obstet Gynecol 2021.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.