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Is the Polio Vaccine Causing Polio Outbreaks in Africa?

While we are still seeing outbreaks of polio caused by the vaccine in Africa, they are fortunately much less than the 75,000 kids who used to get paralyzed by wild polio each year in the pre-vaccine era.

Are More Polio Cases Now Being Caused by the Vaccine Than by Wild Polio Viruses?

Review why more polio cases are now being caused by the vaccine than by wild polio viruses.

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