Bittegeko, S.B.P., M.N. Mgassa, and D.G. Mpanduji. “Recto-Vesicular Fistula With Atresia Anus and Rectum in an Ayrshire Bull Calf”. Tanzania Veterinary Journal 18, no. 2 (June 30, 1998): 77–79. Accessed April 30, 2026. https://tvj2.sua.ac.tz/vet2/index.php/TVJ/article/view/445.