Polio
Polio used to be very common in the U.S. and caused severe illness in thousands of people each year before polio vaccine was introduced.
Media Type: Html
- SourceUrl: http://www.vaccines.gov/diseases/polio/index.html
- Syndication ID: 2749
- Language: English
- Source: Health and Human Services (HHS)
- Date Syndication Captured: Tuesday, April 07, 2015 at 12:00 AM
- Date Syndication Updated: Tuesday, March 08, 2016 at 11:58 AM
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