Nadeem, Syed Farrukh, Taimur Hussain Babar, Amir Ali Khan, Muhammad Umar Asim, Muhammad Jalil Malik, and Muhammad Iftikhar Ahmad. “Role of Sonographic Measurement of Fetal Foot Length in Estimating Gestational Age: A Hospital Based Study in South Punjab”. Pakistan Armed Forces Medical Journal 72, no. 3 (June 24, 2022): 826–30. Accessed July 12, 2025. https://www.pafmj.org/PAFMJ/article/view/6887.