Polio
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Polio surge in Nigeria after vaccine virus mutates
Nigeria's polio outbreak proves viruses in the vaccine can mutate into a more dangerous form Polio, the dreaded paralyzing disease stamped out in ...
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Afghanistan Japan Polio Vaccination
Afghan President Hamid Karzai, center, holds a child, as Japanese Foreign Minister Katsuya Okada, right, gives vaccination to a child while Afghan Health ...
