Summary
The influenza virus spreading in North America and elsewhere in the world is especially worrisome to public health officials because it contains elements of strains that affect pigs, birds and humans. This allows the organism to mutate rapidly and spread easily among humans, and also makes it likely to cause severe, even life- threatening symptoms.
Symptoms of swine flu may include:See the full content of this document
Extract
Do You Have Swine Flu?
. Fever
. Cough, sneeze, runny nose, c...See the full content of this document
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