Srivastava, S., Parihar, B.C. and Jain, N. 2017. PIERS calculator- predicting adverse maternal outcome in preeclampsia. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 6, 4 (Mar. 2017), 1200–1205. DOI:https://doi.org/10.18203/2320-1770.ijrcog20170889.