Uikey, P., V. Gurwani, and M. Tajne. “Correlation Between Placental Location and Development of Preeclampsia”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 8, no. 11, Oct. 2019, pp. 4155-62, doi:10.18203/2320-1770.ijrcog20194838.