Picture from Encarta

Smallpox Vaccination

Smallpox Vaccination
This drawing shows a doctor administering the smallpox vaccine, first discovered in 1796 by British physician Edward Jenner. Jenner found that infecting a patient with cowpox, a minor disease, produced immunity to smallpox, which can cause disfigurement or death. His discoveries won him worldwide renown.
American Stock/Archive Photos
Appears in these articles:
Public Health; Jenner, Edward
* Exclusively for MSN Encarta Premium Subscribers. Join Now
Advertisement

Englishtown: Learn English online
Upgrade your Encarta experience
Encarta RSS Feeds
© 2008 Microsoft