275: Screening for major congenital heart defects in twin pregnancies between 11+0 and 13+6 weeks gestation.

MLA

Abinader, Ray, et al. “275: Screening for Major Congenital Heart Defects in Twin Pregnancies between 11+0 and 13+6 Weeks Gestation.” American Journal of Obstetrics & Gynecology, vol. 216, Jan. 2017, p. S169. EBSCOhost, https://doi.org/10.1016/j.ajog.2016.11.181.

APA

Abinader, R., Przybylska, A., Baraty, C., Nguyen, T., Sinkovskaya, E., Berkley, E., & Abuhamad, A. (2017). 275: Screening for major congenital heart defects in twin pregnancies between 11+0 and 13+6 weeks gestation. American Journal of Obstetrics & Gynecology, 216, S169. https://doi.org/10.1016/j.ajog.2016.11.181

Chicago

Abinader, Ray, Anna Przybylska, Christina Baraty, Thanh Nguyen, Elena Sinkovskaya, Eliza Berkley, and Alfred Abuhamad. 2017. “275: Screening for Major Congenital Heart Defects in Twin Pregnancies between 11+0 and 13+6 Weeks Gestation.” American Journal of Obstetrics & Gynecology 216 (January): S169. doi:10.1016/j.ajog.2016.11.181.