Ocarino, Natália M., Juliana G. Paniago, Pedro V. F. Lasmar, Antônio U. Carvalho, Elias J. Facury Filho, and Rogeria Serakides. “Bilateral Giant Pulmonary Emphysematous Bullae in a Calf”. Brazilian Journal of Veterinary Pathology 4, no. 2 (July 30, 2011): 138–141. Accessed October 19, 2025. https://bjvp.org.br/bjvp/article/view/91.