Featured in smallpox virus

Only more measles cases will make people take vaccinations seriously
Why public health officials have only ever eradicated one disease
The first smallpox vaccine changed the world—but we’re still not sure what was in it
The Doctor Who Thought Bed Bugs Spread Smallpox
Should We Keep the Last Smallpox Viruses Alive? US Says Yes, For Defense Purposes
World Health Officials Debate Whether To Destroy Last Existing Samples of Smallpox