1970 VIth International Congress on Cattle Diseases Philadelphia, PA August 16-20. The Bovine Practitioner, [S. l.], p. 18–22, 1999. DOI: 10.21423/bovine-vol0no0p18-22. Disponível em: https://bovine-ojs-tamu.tdl.org/bovine/article/view/209. Acesso em: 22 nov. 2024.