Jenner scientifically tested, and proved, that infection with the mild disease of cowpox gave immunity to the more dangerous smallpox disease.
- Categories: Podcast
Jenner scientifically tested, and proved, that infection with the mild disease of cowpox gave immunity to the more dangerous smallpox disease.
28th June 2015
11th November 2022
11th November 2022
1st September 2018