Fig. 4From: The Early Warning and Response System (EWARS-TDR) for dengue outbreaks: can it also be applied to chikungunya and Zika outbreak warning?Time series of analytical cases of dengue, chikungunya and Zika in the urban area of Cúcuta, Columbia during the period 2012–2016*. Dengue is in blue; chikungunya is in yellow and Zika is in red. The cases of Zika are quantified on the right. *Week of the first case of chikungunya; + Week of the fist case of ZikaBack to article page