NIGUSU, Kifle; FENTIE, Tsegaw. Prevalence and Causes of Selected Respiratory Infections in Indigenous Gumuz Sheep in Metema District, Northwest Ethiopia. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 5, n. 1, p. 14–20, 2012. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/1292. Acesso em: 15 apr. 2026.