title: Update: influenza-associated deaths reported among children aged <18 years--United States, 2003-04 influenza season.
mesh_terms: D000293:Adolescent; D017677:Age Distribution; D002487:Centers for Disease Control and Prevention, U.S.; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D007251:Influenza, Human / Q000401:mortality*; D008297:Male; D014481:United States