Samuel, Raisa, and Preethi Navneetham. “Fetal Umbilical Vein Aneurysm”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 12, no. 11 (October 27, 2023): 3390–3392. Accessed October 28, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/13481.