Rubab, Naheed, M Nawaz Anjum, Mussarat Ahmed, and Mehreen Fatima. “Estimation of Gestational Age From Fetal Foot Length Measurement: Estimation of Gestational Age From Fetal Foot Length Measurement”. Pakistan BioMedical Journal 5, no. 1 (January 31, 2022): 380–384. Accessed April 27, 2024. https://pakistanbmj.com/journal/index.php/pbmj/article/view/252.