Severo, L. C.; Petrillo, V. F.; Camargo, J. J.; Geyer, G. R.; Porto, N. S. Acute Pulmonary Histoplasmosis and First Isolation of Histoplasma Capsulatum from Soil of Rio Grande Do Sul, Brazil . Rev. Inst. Med. Trop. São Paulo 1986, 28 (1), 51-55.