Alves, C.J. et al. 1992. Influence of BCG inespecific stimulation on the hamsters susceptibility to the experimentai infection L. interrogans serovar pomona. Brazilian Journal of Veterinary Research and Animal Science. 29, 2 (Dec. 1992), 193–199. DOI:https://doi.org/10.11606/issn.1678-4456.bjvras.1992.51984.