Question

Who Discovered First Vaccine of smallpox

Answer 1

Answer:

The smallpox vaccine, introduced by Edward Jenner in 1796, was the first successful vaccine to be developed. He observed that milkmaids who previously had caught cowpox did not catch smallpox and showed that inoculated vaccinia protected against inoculated variola virus.

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Answer 2

Answer:

adverd Jenner is descover first small pox vaccine

Explanation:

i don't remember the year I think 17...