The World Health Organization says it is just the second time a virus has been eradicated in Africa, after the elimination of smallpox four decades ago.
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Unknown titlent by the African Regional Certification Commission for Polio Eradication comes after no cases have been reported for four years. Polio once paralyzed some 75,000 children a year across Africa. <span>The World Health Organization says it is just the second time a virus has been eradicated in Africa, after the elimination of smallpox four decades ago. But sometimes patchy surveillance across the vast continent of 1.3 billion people raises the possibility that scattered cases of the wild poliovirus still remain, undetected. The final Summary
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