Ocarino, N. M., Paniago, J. G., Lasmar, P. V. F., Carvalho, A. U., Facury Filho, E. J., & Serakides, R. (2011). Bilateral Giant Pulmonary Emphysematous Bullae in a Calf. Brazilian Journal of Veterinary Pathology, 4(2), 138-141. https://bjvp.org.br/bjvp/article/view/91