when did who declared our world smallpox free
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the a simple sentence and sweet and I have to be at work at work and I'm a ship civil soon dial in our don't did food am finishing my love to the family for Christmas but we t to be harder for is to of running ship the item was not
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Dr.Edward Jenner is the person who pioneered the field of vaccines....
He published his hope that vaccination could annihilate smallpox, on May 8, 1980...
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