by Self, D.J. (Texas AandM University, College Station, TX.), Olivarez, M, Baldwin, D.C. Jr, Shadduck, J.A
Published in Journal of the American Veterinary Medical Association (15.12.1996)

by Self, D J, Jecker, N S, Baldwin, Jr, D C, Shadduck, J A
Published in Journal of the American Veterinary Medical Association (01.09.1991)

by Baldwin, Jr, D C, Rowley, B D
Published in The Journal of rural health (01.07.1990)