Most people would guess 2002, the year the region was certified "polio-free." Unfortunately, Being certified polio-free doesn’t mean new cases can’t occur.
No place on Earth is safe from polio until the disease is eradicated everywhere
Most people would guess 2002, the year the region was certified "polio-free." Unfortunately, Being certified polio-free doesn’t mean new cases can’t occur.
No place on Earth is safe from polio until the disease is eradicated everywhere