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anyone?

2007-10-11 10:29:12 · 2 answers · asked by Anonymous in Science & Mathematics Biology

2 answers

1796 by Edward Jenner

2007-10-11 10:35:42 · answer #1 · answered by ecolink 7 · 0 0

it's debatable... Ed Jenner did it in 1796 but Benjamin Jesty did it in 1774 (although not publicized)?

http://en.wikipedia.org/wiki/Vaccination

2007-10-11 18:44:59 · answer #2 · answered by Anonymous · 0 0

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