Description

This article is from the Childhood Vaccinations FAQ, by Lynn Gazis-Sax lynng@alsirat.com with numerous contributions by others.

3f.2 How common is influenza?

Outbreaks of flu occur almost every year, generally in the winter, and
can cause thousands to be hospitalized.

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• prev: 3f.1 What is influenza, and what are the risks of the disease?
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