I. Concha-Albornoz, Stieger-Vanegas, S. M., and Cebra, C. K.,
“Computed tomographic features of the osseous structures of the external acoustic meatus, tympanic cavity, and tympanic bulla of llamas (Lama glama).”,
American journal of veterinary research, vol. 73, no. 1, pp. 42-52, 2012.
S. D. Cooley, Schlipf, J. W., and Stieger-Vanegas, S. M.,
“Computed tomographic characterization of the pulmonary system in clinically normal alpacas.”,
American journal of veterinary research, vol. 74, no. 4, pp. 572-8, 2013.