Protas, José Fernando da Silva, Jurij Sobestiansky, Ivo Wentz, and Itamar Antônio Piffer. “Cost of an Outbreak of Pleuropneumonia of Swine”. Pesquisa Agropecuaria Brasileira 20, no. 2 (April 17, 2014): 241–244. Accessed November 12, 2025. https://apct.sede.embrapa.br/pab/article/view/15075.