APA ציטוט

GIBBINS, K. J., EINERSON, B. D., VARNER, M. W., & SILVER, R. M. (2017). Placenta Previa and Maternal Hemorrhagic Morbidity. J Matern Fetal Neonatal Med.

Citação norma Chicago

GIBBINS, Karen J., Brett D. EINERSON, Michael W. VARNER, and Robert M. SILVER. "Placenta Previa and Maternal Hemorrhagic Morbidity." J Matern Fetal Neonatal Med 2017.

ציטוט MLA

GIBBINS, Karen J., Brett D. EINERSON, Michael W. VARNER, and Robert M. SILVER. "Placenta Previa and Maternal Hemorrhagic Morbidity." J Matern Fetal Neonatal Med 2017.