Mahmood, Sharmeen, Shiuly Chowdhury, and Saleha Begum Chowdhury. “Color Doppler Evaluation of Cerebral - Umbilical Pulsatility Ratio and Its Usefulness in the Diagnosis of Intrauterine Growth Retardation and Prediction of Adverse Perinatal Outcome”. Journal of Bangladesh College of Physicians and Surgeons 34, no. 3 (April 26, 2017): 145–150. Accessed April 18, 2024. https://banglajol.info/index.php/JBCPS/article/view/32347.