J. F. V. Braga, M. de P. F. Teixeira, J. B. Lopes, M. H. Klein Júnior, and S. M. M. de S. Silva, “Atrophic rhinitis and pneumonia occurence in hybrid and undefined breed swines from intensive production system”, Com. Sci., vol. 7, no. 1, pp. 24–29, May 2016.