Yee, L. M., Valderramos, S. G., Pena, S., Cheng, Y. W., & Bianco, K. (2013). Perinatal outcomes in euploid pregnancies with ‘double-positive’ first trimester prenatal screening for trisomy 18 and 21. Journal of perinatology, 33(11), 836-840. https://doi.org/10.1038/jp.2013.88
Chicago Style (17th ed.) CitationYee, L M., S G. Valderramos, S. Pena, Y W. Cheng, and K. Bianco. "Perinatal Outcomes in Euploid Pregnancies with ‘double-positive’ First Trimester Prenatal Screening for Trisomy 18 and 21." Journal of Perinatology 33, no. 11 (2013): 836-840. https://doi.org/10.1038/jp.2013.88.
MLA (9th ed.) CitationYee, L M., et al. "Perinatal Outcomes in Euploid Pregnancies with ‘double-positive’ First Trimester Prenatal Screening for Trisomy 18 and 21." Journal of Perinatology, vol. 33, no. 11, 2013, pp. 836-840, https://doi.org/10.1038/jp.2013.88.