How a polio case in New York affects global eradication efforts - Vox.com

The US declared victory over polio in 1979. Now, it’s here again.

For the first time in almost a decade, a case of polio was confirmed in the United States. Health officials in New Yorks Rockland County discovered the case last month in an unvaccinated 20-year-old,… [+10342 chars]

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