Edward Jenner
An Inquiry into the Causes and Effects of the Variolae Vaccinae A Disease Discovered in Some of the Western Counties of England, Particularly Gloucestershire, and Known by the Name of the Cow Pox
Edward Jenner · 2009
ספרייה ציבורית, Project Gutenberg. בלי הרשמה.
Smallpox -- Vaccination -- Early works to 1800Vaccinia -- Early works to 1800Vaccination -- Early works to 1800