Torres-Diaz, R. O., D. P. Gnad, P. H. Walz, and P. J. Chenoweth. “Case Report: Uterine Leiomyosarcoma in a Beef Cow”. The Bovine Practitioner, vol. 38, no. 1, Feb. 2004, pp. 65-67, doi:10.21423/bovine-vol38no1p65-67.