FERREIRA, Siluana Benvindo et al. Serum Epidemiological Analysis and Risk Factors Associated with Leptospira spp. in Cattle in the State of Piauí. Acta Scientiae Veterinariae, [S. l.], v. 45, n. 1, p. 11, 2017. DOI: 10.22456/1679-9216.80723. Disponível em: https://seer.ufrgs.br/index.php/ActaScientiaeVeterinariae/article/view/80723. Acesso em: 3 aug. 2026.