title: Multistate surveillance system in place for West Nile virus.
authors.forename: R S
authors.initials: RS
authors.lastname: Nolen
mesh_terms: D000818:Animals; D001715:Bird Diseases / Q000453:epidemiology / Q000821:virology; D002487:Centers for Disease Control and Prevention, U.S.; D003237:Connecticut / Q000453:epidemiology; D006734:Horse Diseases / Q000453:epidemiology / Q000821:virology; D006736:Horses; D006801:Humans; D008873:Mid-Atlantic Region / Q000453:epidemiology; D018571:Sentinel Surveillance; D020308:Songbirds; D014481:United States; D016885:United States Department of Agriculture; D014901:West Nile Fever / Q000453:epidemiology* / Q000276:immunology; D014902:West Nile virus / Q000276:immunology*