K. R. Magnusson, Scanga, C., Wagner, A. E., and Dunlop, C.,
“Changes in anesthetic sensitivity and glutamate receptors in the aging canine brain.”,
The journals of gerontology. Series A, Biological sciences and medical sciences, vol. 55, no. 9, pp. B448-54, 2000.
S. J. Tornquist, Dodson, L., and Lanning, D.,
“Effect of temperature, storage time, and sample type on sorbitol dehydrogenase activity in llama serum and plasma.”,
Veterinary Clinical Pathology, vol. 29, no. 1, pp. 16-18, 2000.
T. V. Baszler, Dubey, J. P., Löhr, C. V., and Foreyt, W. J.,
“Toxoplasmic encephalitis in a free-ranging Rocky Mountain bighorn sheep from Washington.”,
Journal of wildlife diseases, vol. 36, no. 4, pp. 752-4, 2000.