title: West Nile virus activity--United States, July 17-23, 2003.
abstract: This report summarizes West Nile virus (WNV) surveillance data reported to CDC through ArboNET as of 8 a.m., Mountain Daylight Time, July 23, 2003.
mesh_terms: D000328:Adult; D000368:Aged; D000818:Animals; D001717:Birds / Q000821:virology; D004552:Elder Abuse; D005260:Female; D006736:Horses / Q000821:virology; D006801:Humans; D008297:Male; D008875:Middle Aged; D020308:Songbirds / Q000821:virology; D014481:United States / Q000453:epidemiology; D014901:West Nile Fever / Q000453:epidemiology*; D014902:West Nile virus