Outbreak of Newcastle Disease Complicated by Secondary Bacterial Infections in a Flock of 9-Week-Old Cockerels: A Case Report. Sahel Journal of Life Sciences FUDMA, [S. l.], v. 3, n. 3, p. 362–370, 2025. DOI: 10.33003/sajols-2025-0303-47. Disponível em: https://saheljls.fudutsinma.edu.ng/index.php/saheljls/article/view/477. Acesso em: 8 mar. 2026.