Timeline — 430 BC – 1900

42 Entries

Ancient immunity observations through the birth of modern vaccination.

430 BC – 1900 | 1900-1949 | 1950-1979 | 1980-1999 | 2000-2009 | 2010-2019 | 2020-Present

Try: polio, Jenner, smallpox, variolation

Showing 42 entries