Viana, José Garibaldi Leite, Sérgio Amaro Guimarães Fialho, Murilo Nogueira dos Santos, Cláudio Severo Lombardo de Barros, Alceu Gaspar Raiser, and Diógenes Odilon Santos da Silva. 1992. “Evaluation of Prevalence, Diagnostic, and Surgical Treatment of Cancerous Lesions of the Ocular Region in Hereford and Polled Hereford Cattle”. Pesquisa Agropecuaria Brasileira 27 (10):1397-1404. https://doi.org/10.1590/S1678-3921.pab1992.v27.3783.