Coimbra, T. L. M.; Santos, R. N.; Petrella, S.; Nagasse-Sugahara, T. K.; Castrignano, S. B.; Santos, C. L. S. Molecular Characterization of Two Rocio Flavivirus Strains Isolated During the Encephalitis Epidemic in são Paulo State, Brazil and the Development of a One-Step Rt-Pcr Assay for Diagnosis . Rev. Inst. Med. Trop. São Paulo 2008, 50 (2), 89-94.