Gautam, Mahesh, Bipin Khanal, Amita Dhakal, Manish Raj Pathak, and Sagar Tiwari. 2022. “Ultrasound Measurement of Fetal Kidney Length in the Second and Third Trimester of Pregnancy and Its Correlation With Gestational Age”. Nepal Journal of Obstetrics and Gynaecology 17 (2):13-19. https://nepjol.info/index.php/NJOG/article/view/52369.