DN, H., & JC, G. (2011). Vaginal bleeding in early pregnancy and preterm birth: Systemic review and analysis of heterogeneity. The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians, 24(6), 778. https://doi.org/10.3109/14767058.2010.530707
Chicago Style (17th ed.) CitationDN, Hackney, and Glantz JC. "Vaginal Bleeding in Early Pregnancy and Preterm Birth: Systemic Review and Analysis of Heterogeneity." The Journal of Maternal-fetal & Neonatal Medicine : The Official Journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians 24, no. 6 (2011): 778. https://doi.org/10.3109/14767058.2010.530707.
MLA (9th ed.) CitationDN, Hackney, and Glantz JC. "Vaginal Bleeding in Early Pregnancy and Preterm Birth: Systemic Review and Analysis of Heterogeneity." The Journal of Maternal-fetal & Neonatal Medicine : The Official Journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians, vol. 24, no. 6, 2011, p. 778, https://doi.org/10.3109/14767058.2010.530707.