S. R. KC, R. Aggarwal, R. Rai, I. Mukhopadhyay, A. Chander, and B. Khatri, “Estimation of Third-Trimester Gestational Age Using Ultrasonographic Fetal Renal Measurements: A Cross-Sectional Study”, Nep J Radiology, vol. 15, no. 2, pp. 11–19, Apr. 2026.