1. Laboratory of Bacteriology Federal University of Santa Maria (UFSM) Cidade Universitária, Bairro Camobi Santa Maria – Rio Grande do Sul Brazil
2. Department of Population Health and Pathobiology College of Veterinary Medicine North Carolina State University Raleigh North Carolina USA
3. College of Veterinary Medicine Veterinary Large Animal Clinical Sciences Texas A&M College Station Texas USA
4. Department of Statistics Institute of Mathematics and Statistics and Post‐Graduate Program of Epidemiology Faculty of Medicine Universidade Federal do Rio Grande do Sul Porto Alegre Rio Grande do Sul Brazil
5. Department of Agriculture, Livestock and Agribusiness of the State of Rio Grande do Sul (SEAPA‐RS), Brazil Porto Alegre Rio Grande do Sul Brazil