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WEE virus --> western equine encephalomyelitis virus

A group A arbovirus of the genus alphavirus, family togaviridae, occurring in the western united states and parts of south America; it occurs naturally, usually as a symptomless infection in birds, but causes western equine encephalomyelitis in horses and humans following transfer by the bites of mosquitoes, chiefly culex tarsalis.

Synonym: wEE virus.