Around 39 million children vaccinated in five-day polio immunization drive - Associated Press of Pakistan
Around 39 million children vaccinated in five-day polio immunization drive Associated Press of Pakistan
Glimpse of the Past: Polio epidemic in 1940s-1950s affected Mankato residents - Mankato Free Press
Glimpse of the Past: Polio epidemic in 1940s-1950s affected Mankato residents Mankato Free Press
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