This definition included cases suspected of having WNV neuroinvasive or non-neuroinvasive disease
This definition included cases suspected of having WNV neuroinvasive or non-neuroinvasive disease. amplified in an enzootic cycle involving birds; humans, horses, and additional mammals are thought to be dead-end incidental hosts. In the United States, WNV was first detected in humans during an encephalitis outbreak in New York City in…