An influenza pandemic is a large scale epidemic of the influenza virus, such as the 1918 Spanish flu.
The World Health Organization (WHO) warns that there is a substantial risk of an influenza pandemic within the next few years.
One of the strongest candidates is the A(H5N1) subtype of avian influenza.
For more information about the topic Influenza pandemic, read the full article at Wikipedia.org, or see the following related articles:
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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