J. P. HeldFrom the Departments of Rural Practice (Held, Adair, Adams, Toal, Henton) and Pathobiology (McGavin), College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901-1071.
S. AdairFrom the Departments of Rural Practice (Held, Adair, Adams, Toal, Henton) and Pathobiology (McGavin), College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901-1071.
M. D. McGavinFrom the Departments of Rural Practice (Held, Adair, Adams, Toal, Henton) and Pathobiology (McGavin), College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901-1071.
W. H. AdamsFrom the Departments of Rural Practice (Held, Adair, Adams, Toal, Henton) and Pathobiology (McGavin), College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901-1071.
R. ToalFrom the Departments of Rural Practice (Held, Adair, Adams, Toal, Henton) and Pathobiology (McGavin), College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901-1071.
J. HentonFrom the Departments of Rural Practice (Held, Adair, Adams, Toal, Henton) and Pathobiology (McGavin), College of Veterinary Medicine, University of Tennessee, Knoxville, TN 37901-1071.