Last year, 176 cases of West Nile virus were reported in Illinois. This year, there have only been 3. Here’s w - Chicago Tribune

Last year, 176 cases of West Nile virus were reported in Illinois. This year, there have only been 3. Here’s w  Chicago Tribune

The number of human West Nile virus cases in Illinois has fallen dramatically from last year to this year, but public health officials caution that people shouldn't ...

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