In what year was the first successful smallpox vaccine developed?
Answer 1796
The first successful smallpox vaccine was introduced by a man named Edward Jenner in 1796.
Asked by Darrell Rowe · Last updated 5 years ago · 1.5K views
The first successful smallpox vaccine was introduced by a man named Edward Jenner in 1796.
Asked by Darrell Rowe · Last updated 5 years ago · 1.5K views
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