Afroze, Zakia, and Rokeya Begum. “Doppler Velocimetry of Umbilical Artery in Normal and Growth Restricted Pregnancy”. Bangladesh Journal of Obstetrics & Gynaecology 35, no. 2 (March 22, 2022): 68–73. Accessed April 23, 2024. https://www.banglajol.info/index.php/BJOG/article/view/58787.