Brazilian Journal of Veterinary Research and Animal Science; Vol. 54 Núm. 3 (2017); 277-282 Brazilian Journal of Veterinary Research and Animal Science; Vol. 54 No. 3 (2017); 277-282 Brazilian Journal of Veterinary Research and Animal Science; v. 54 n. 3 (2017); 277-282 Brazilian Journal of Veterinary Research and Animal Science; V. 54 N. 3 (2017); 277-282 Brazilian Journal of Veterinary Research and Animal Science Faculdade de Medicina Veterinária e Zootecnia da Universidade de São Paulo (FMVZ-USP) instacron:USP