Chacur, M. G. M.; Agostinho, B. F.; Pessôa, V. de M.; Yamasaki, L. P. Clinical and Laboratory Evaluation of Squamous Cell Carcinoma of the Prepuce With the Invasion of the Spinal Cord in a Horse. A Case Report. Braz. J. Vet. Med. 2014, 36, 24-28.