Washington investigating first-ever presumptive human bird flu cases - KOIN.com
- Washington investigating first-ever presumptive human bird flu cases KOIN.com
- Four test positive in WA’s first human bird flu infections The Seattle Times
- Franklin County the site of first presumed human infection of avian influenza KIRO Seattle
- Four farm workers in Washington appear to test positive for bird flu Washington State Standard
- Washington reports 4 suspected H5 avian flu infections in poultry workers University of Minnesota Twin Cities