Paudel , S, B Lohani, G Gurung, MA Ansari, and P Kayastha. 2010. “Reference Values for Doppler Indices of the Umbilical and Fetal Middle Cerebral Arteries in Uncomplicated Third Trimester Pregnancy”. Journal of Institute of Medicine Nepal 32 (3): 5-13. https://doi.org/10.59779/jiomnepal.448.