World Polio Day October 24th

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World Polio Day

 

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World Polio Day
There are three strains of wild poliovirus: 3, 2, 1.
Last Seen: November 10, 2012 Wild Poliovirus Type 3
Last Seen: October 24, 1999 Wild Poliovirus Type 2
Type 1: Only one strain of wild poliovirus remains
With the eradication of wild polioviruses types 2 and 3,
we are one step closer to a polio-free world.
#endpolio
Learn more at go.usa.gov/xpqF4