Pandey, U., S. Thapa, J. Singh, and J. Sharan. “Expectant Management of Severe Preeclampsia in Mid-Trimester: A Hospital Based Study”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 3, no. 4, Feb. 2017, pp. 990-4, https://www.ijrcog.org/index.php/ijrcog/article/view/1353.