Question

The influenza outbreak of 1918 was considered an epidemic because the disease ____?

Answer 1

Answer:

A pandemic of influenza A (H1N1)

Explanation:

Answer 2

Answer: The 1918 influenza pandemic was the most severe pandemic in recent history. It was caused by an H1N1 virus with genes of avian origin. ... It is estimated that about 500 million people or one-third of the world's population became infected with this virus.

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