Assertion: variola virus | /r/RelatedTo | camelpox virus
Facets:
value: most closely
type: DEGREE
Source sentences:
text: Phylogenetic comparisons of orthopoxviruses show that: variola virus is most closely related to camelpox virus; cowpox virus and vaccinia virus are closely related; ectromelia virus groups with camelpox virus, variola virus, vaccinia virus and cowpox virus, but is the most divergent member of this sub-group; and monkeypox virus is quite divergent from all other orthopoxviruses, despite causing a disease that is similar to smallpox in humans.