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Flu Learning Center
The flu is a contagious infection of the nose, throat, and lungs caused by the influenza virus.
A variety of tests can determine the type of influenza virus in less than 30 minutes, though they are not as accurate as tests that take...
Influenza, commonly known as the flu, is a contagious respiratory disease caused by the influenza virus. The virus attacks cells in the...
The flu generally takes a disproportionate toll on certain high-risk groups through secondary infections or other complications. Those who...
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