| investigation into an outbreak of dengue-like illness in pernambuco, brazil, revealed a cocirculation of zika, chikungunya, and dengue virus type 1. | in april 2015, an outbreak of dengue-like illness occurred in tuparetama, a small city in the northeast region of brazil; this outbreak was characterized by its fast expansion. an investigation was initiated to identify the viral etiologies and advise the health authorities on implementing control measures to contain the outbreak. this is the first report of this outbreak in the northeast, even though a few cases were documented earlier in a neighboring city.plasma samples were obtained from 77 ... | 0 | 27015222 |