P. C. Wagner, Shires, G. M., Watrous, B. J., Kaneps, A. J., Schmotzer, W. B., and Riebold, T. W.,
“Management of acquired flexural deformity of the metacarpophalangeal joint in Equidae.”,
Journal of the American Veterinary Medical Association, vol. 187, no. 9, pp. 915-8, 1985.
W. B. Schmotzer, Hultgren, B. D., Huber, M. J., Watrous, B. J., Riebold, T. W., Wagner, P. C., and Shires, G. M.,
“Chemical involution of the equine parotid salivary gland.”,
Veterinary surgery : VS, vol. 20, no. 2, pp. 128-32, 1991.