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Murray Valley encephalitis
Mur·ray Val·ley encephalitis
Definition of MURRAY VALLEY ENCEPHALITIS
: an encephalitis endemic in northern Australia and Papua New Guinea that is caused by a single-stranded RNA virus of the genus Flavivirus (species Murray Valley encephalitis virus) transmitted by mosquitoes (especially Culex annulirostris) and that is often asymptomatic but may cause serious potentially fatal disease
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