B. J. Watrous, Pearson, E. G., Smith, B. B., Snyder, S. P., Blythe, L. L., Riebold, T. W., and Hedstrom, O. R.,
“Megaesophagus in 15 llamas: a retrospective study (1985-1993).”,
Journal of veterinary internal medicine / American College of Veterinary Internal Medicine, vol. 9, no. 2, pp. 92-9, 1995.
B. J. Watrous, Pearson, E. G., Smith, B. B., Snyder, S. P., Blythe, L. L., Riebold, T. W., and Hedstrom, O. R.,
“Megaesophagus in 15 llamas: a retrospective study (1985-1993).”,
Journal of veterinary internal medicine / American College of Veterinary Internal Medicine, vol. 9, no. 2, pp. 92-9, 1995.