ALIYU, H.; SA'IDU, L.; ABDU, P.; OLADELE, S. Retrospective analysis of Newcastle disease diagnosed at the poultry clinic of Ahmadu Bello University, Zaria, Nigeria. Sokoto Journal of Veterinary Sciences, [S. l.], v. 13, n. 3, p. 42–48, 2016. DOI: 10.4314/sokjvs.v13i3.7. Disponível em: https://www.ajol.info/index.php/sokjvs/article/view/128263. Acesso em: 11 oct. 2026.