Science Reference

Smallpox

Smallpox (also known by the Latin names Variola or Variola vera) is a highly contagious disease unique to humans.

It is caused by two virus variants called Variola major and Variola minor.

V.

major is the more deadly form, with a typical mortality of 20-40 percent of those infected..

For more information about the topic Smallpox, read the full article at Wikipedia.org, or see the following related articles:

Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Smallpox at Wikipedia.org. See the Wikipedia copyright page for more details.

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