M. L. Cebra, Cebra, C. K., Garry, F. B., Boon, J. A., and Orton, E. C.,
“Atrioventricular septal defects in three llamas (Lama glama).”,
Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians, vol. 29, no. 2, pp. 225-7, 1998.