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Volume 32, Number 4—April 2026
Research
Geographically Distinct Circulation of Genotype II and III St. Louis Encephalitis Virus, Texas, USA, 2009–2024
Figure 2

Figure 2. St. Louis encephalitis virus–positive mosquito pool samples from study of circulation of genotype II and III St. Louis encephalitis virus, by county of origin, Texas, USA, 2002–2024. Each county of origin is indicated in black. Pie charts indicate number of pools and proportion of Culex spp. mosquitoes contributing to those samples. Number of pools from each county is indicated in parentheses by the county name.
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