Africa now free of wild poliovirus, but polio threat remains
August 26 2020, 08:04
Health authorities on Tuesday declared the African continent free of the wild poliovirus after decades of effort, though cases of vaccine-derived polio are still sparking outbreaks of the paralyzing disease in more than a dozen countries.
Health authorities on Tuesday declared the African continent free of the wild poliovirus after decades of effort, though cases of vaccine-derived polio are still sparking outbreaks of the paralyzing disease in more than a dozen countries.
Source:
FOX News