Silva, M.L. Martins, B.C. Ribeiro, A.P. Souza, A.L.G. de Laus, J.L. A- and B-modes echobiometry in cataractous and noncataractous eyes of English Cocker Spaniel dogs Subjects--Topical Terms: CÃOBULBOOLHOCATARATAULTRA-SOMMÉTODO ESTATÍSTICO