Polio Spreads in the U.S. for the First Time in Decades, Should You Get Vaccinated? – Rights History
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Polio Spreads in the U.S. for the First Time in Decades, Should You Get Vaccinated?

The World Health Organization (WHO) has added the United States to a collective of jurisdictions where identical polioviruses have been found due to the emergence of a particular form of poliovirus.