Khalid, Mohd, Shagufta Wahab, Vijay Kumar, Saifullah Khalid, Soafia Haroon, and Noor A Sabzposh. 2011. “Doppler Indices in Prediction of Fetal Outcome in Hypertensive Pregnant Women”. Nepal Journal of Obstetrics and Gynaecology 6 (1):28-34. https://nepjol.info/index.php/NJOG/article/view/5249.