who discovered the vaccine for small pox ??
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hello !
Explanation:
The basis for vaccination began in 1796 when an English doctor named Edward Jenner observed that milkmaids who had gotten cowpox did not show any symptoms of smallpox after variolation. The first experiment to test this theory involved milkmaid Sarah Nelmes and James Phipps, the 9 year-old son of Jenner's gardener....
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Small pox vaccine wad discovered by Edward Jenner in the year 1979.
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