Frazier K S, Hullinger G A, Liggett A D, Hines M E
Veterinary Diagnostic and Investigational Laboratory, College of Veterinary Medicine, The University of Georgia, Tifton 31793, USA.
J Vet Diagn Invest. 1998 Jul;10(3):303-7. doi: 10.1177/104063879801000318.