Okumura, M. et al. 1999. Cytokine-like substance: origin and fate in chagas’disease a new hypothesis about the local inflammatory reaction etiopathogenesis (experimental study in white mice) . Revista do Hospital das Clínicas. 54, 3 (Jun. 1999), 73–74. DOI:https://doi.org/10.1590/S0041-87811999000300001.