Illanes O G, Tiffani-Castiglioni E, Edwards J F, Shadduck J A
Department of Veterinary Pathobiology, College of Veterinary Medicine, Texas A&M University, College Station 77843-4463.
J Vet Diagn Invest. 1993 Oct;5(4):649-51. doi: 10.1177/104063879300500432.