Health
Africa declared free of wild polio, but vaccine-derived polio threat remains – ABC News
Africa is declared free of wild poliovirus, which once paralysed some 75,000 children across the continent each year, but cases of vaccine-derived polio are still sparking outbreaks.
Africa has been declared free of the wild poliovirus, after decades of effort.
Key points:
- No cases of wild poliovirus have been reported in Africa for four years
- This is just the second time a virus has been eradicated in Africa
- Cases remain of a vaccine-derived strain of the disease
The announcement, by the African Regional Certification Commission for Polio Eradication, comes after no cases were reported for four years.
But cases of vaccine-derived polio …
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