in 1796,
Through a cow
cows
the smallpox vaccine.
edward jenner
The discoverer of this particular vaccine was Edward Anthony Jenner. The first time it was used was in 1796 in England.
Edward Jenner
Edward Jenner.
Edward jenner
Edward Jenner in 1749!!
Is sometimes referred to as the 'Father of Immunology'. Jenner's discovery 'has saved more lives than the work of any other man'
the scientific method is grate