Khawar, Naila, Aneela Umber, and Sadia Khan. “Umbilical Artery Doppler Velocimetry: A Valuable Tool for Antenatal Fetal Surveillance?”. Annals of King Edward Medical University 19, no. 3 (May 20, 2014): 216. Accessed April 27, 2024. https://annalskemu.org/journal/index.php/annals/article/view/516.