“Retrospective Study of Newcastle Disease Cases Diagnosed at the ‎Veterinary Teaching Hospital, Ahmadu Bello University, Zaria, Nigeria”. Sahel Journal of Veterinary Sciences 17, no. 2 (June 29, 2020): 33–37. Accessed September 8, 2024. https://saheljvs.org/index.php/saheljvs/article/view/94.