title: Wegner Health Science Information Center information update, August 2004. West Nile Virus.
mesh_terms: D020805:Central Nervous System Viral Diseases / Q000175:diagnosis / Q000453:epidemiology; D006801:Humans; D013023:South Dakota / Q000453:epidemiology; D014901:West Nile Fever / Q000175:diagnosis* / Q000453:epidemiology*