J. A. Ruíz-Ramírez, “Congenital biliary atresia in a Beefmaster calf”, Brazilian Journal of Veterinary Pathology, vol. 9, no. 3, pp. 93–97, Nov. 2016, Accessed: Oct. 19, 2025. [Online]. Available: https://bjvp.org.br/bjvp/article/view/221