CDC/NIH Web Information Database
Rare Diseases
Last data update: Mar 10, 2025. (Total: 8777 Documents)
CDC/NIH Web Information |
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West Nile Virus
CDC, August 2018 ![]() |
CDC Information: West Nile virus is most commonly transmitted to humans by mosquitoes.
About 1 in 5 people who are infected will develop a fever. Less than 1% of infected people develop a serious illness ![]() |
CDC Information: How many people get sick with West Nile virus?
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