Jenner, Edward

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Jenner, Edward (1749–1823) English physician who pioneered vaccination. In 1796, aware that cowpox, a minor disease, seemed to protect people from smallpox, Jenner inoculated a healthy boy with cowpox from the sores of an infected dairymaid. The boy was later found to be immune to smallpox.

http://www.jennermuseum.com

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