Hashimoto, V. Y., Gonçalves, D. D., Silva, F. G. da, Oliveira, R. C. de, Alves, L. A., Reichmann, P., Muller, E. E., & Freitas, J. C. de. (2007). Occurrence of antibodies against Leptospira spp. in horses of the urban area of Londrina, Paraná, Brazil . Revista Do Instituto De Medicina Tropical De São Paulo, 49(5), 327-330. https://www.revistas.usp.br/rimtsp/article/view/31119