Ramos AT, Norte DM, Elias F, Fernandes CG. Squamous cell carcinoma in cattle, sheep and horse: study of 50 cases in south of Rio Grande do Sul. Braz. J. Vet. Res. Anim. Sci. 2007;44(supl.):5-13. doi:10.11606/issn.1678-4456.bjvras.2007.26583