Assertion: smallpox | /r/HasProperty | variola virus
Facets:
Source sentences:
text: Named after the virus that causes smallpox (variola virus), variolation is the process by which material from smallpox sores (pustules) was given to people who had never had smallpox.
text: In the event of a smallpox (variola virus) outbreak, critical updates will be announced by the Laboratory Response Network (LRN).