Eric Walker added Ancient DNA suggests Vikings may have been plagued by smallpox | Science News to Smallpox and Vikings

Eric Walker added Researchers find earliest confirmed case of smallpox | Science | The Guardian to Smallpox and Vikings

Eric Walker added Smallpox - Wikipedia to Smallpox

Eric Walker added Smallpox to Variola major, and added Variola major to Orthopoxvirus

Eric Walker added How Pandemics End - The New York Times and Massachusetts smallpox epidemic - Wikipedia to Massachusetts smallpox epidemic, and added Massachusetts smallpox epidemic to Smallpox and Outbreaks, epidemics and pandemics

Eric Walker added 1633 Massachusetts smallpox epidemic and Use of smallpox as a biological weapon and a number of links to Smallpox, and added Smallpox to Variola major and Infectious disease (ID)

Eric Walker added New Vaccines Prevent Ebola and Marburg in Monkeys - The New York Times to Use of smallpox as a biological weapon, and added Use of smallpox as a biological weapon to Biological weapons and Smallpox

Eric Walker added a number of topics and a number of links to Infectious disease (ID), and added Infectious disease (ID) to Sickness, ailments, disease and diseases