Castro, A. F. P. de ., Rosa, E. A. S. ., Almeida, W. F. de ., & Troise, C. . (1966). Research of antileptospiral antibodies among butchers in some towns of the State of São Paulo. Revista Do Instituto De Medicina Tropical De São Paulo, 8(6), 287-290. https://revistas.usp.br/rimtsp/article/view/202017