J. C. Ko, Mandsager, R. E., Lange, D. N., and Fox, S. M.,
“Cardiorespiratory responses and plasma cortisol concentrations in dogs treated with medetomidine before undergoing ovariohysterectomy.”,
Journal of the American Veterinary Medical Association, vol. 217, no. 4, pp. 509-14, 2000.
J. C. Ko, Lange, D. N., Mandsager, R. E., Payton, M. E., Bowen, C., Kamata, A., and Kuo, W. C.,
“Effects of butorphanol and carprofen on the minimal alveolar concentration of isoflurane in dogs.”,
Journal of the American Veterinary Medical Association, vol. 217, no. 7, pp. 1025-8, 2000.