title: West Nile Virus Activity--United States, October 13-19, 2004.
abstract: During October 13-19, a total of 200 cases of human West Nile virus (WNV) illness were reported from 20 states (Arizona, Arkansas, California, Colorado, Illinois, Indiana, Iowa, Kansas, Maryland, Michigan, Mississippi, Missouri, Nevada, New Mexico, North Carolina, Oklahoma, Pennsylvania, South Dakota, Wisconsin, and Wyoming).
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000818:Animals; D001715:Bird Diseases / Q000821:virology; D001717:Birds / Q000821:virology; D001782:Blood Donors; D002648:Child; D002675:Child, Preschool; D002685:Chiroptera / Q000821:virology; D009033:Culicidae / Q000821:virology; D004283:Dog Diseases / Q000821:virology; D004285:Dogs / Q000821:virology; D005260:Female; D006734:Horse Diseases / Q000821:virology; D006736:Horses / Q000821:virology; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D011159:Population Surveillance; D012589:Sciuridae / Q000821:virology; D014481:United States / Q000453:epidemiology; D014901:West Nile Fever / Q000453:epidemiology*; D014902:West Nile virus / Q000302:isolation & purification*