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vaccine-derived polio

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Polio is found in the U.K. for the first time in nearly 40 years. Here's what it means

Aerial view of the Beckton Sewage Treatment Works in London. Between February and May, U.K. scientists found several samples containing closely related versions of the polio virus in wastewater at the plant. mwmbwls/Flickr hide caption

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mwmbwls/Flickr

Goats and Soda

Polio is found in the U.K. for the first time in nearly 40 years. Here's what it means

Scientists in Britain have detected multiple versions of the virus in wastewater. Officials say the risk to the public is extremely low and urge people to ensure their polio vaccines are up to date.

Tuesday

Africa Declares Wild Polio Is Wiped Out — Yet It Persists In Vaccine-Derived Cases

An oral polio vaccine, which contains weakened live virus, is administered in a health enter in Togo. Africa has declared that wild polio has been eradicated, but a relatively small number of cases of vaccine-derived polio persist. BSIP/Universal Images Group via Getty hide caption

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BSIP/Universal Images Group via Getty

Goats and Soda

Africa Declares Wild Polio Is Wiped Out — Yet It Persists In Vaccine-Derived Cases

The Kick Polio Out of Africa Campaign began in 1996. This week, the World Health Organization announced that wild polio has been eradicated — although there is a caveat.

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