Colorado bird flu cases show how extreme heat may be complicating efforts to control the virus - CNN
- Colorado bird flu cases show how extreme heat may be complicating efforts to control the virus CNN
- More People Test Positive For Bird Flu In US The Weather Channel
- Six Colorado workers contracted bird flu, the most human cases in a state The Washington Post
- Bird Flu (H5N1) Explained: U.S. Human Infections Rise To 9 Forbes
- Colorado Poultry Workers Battle Bird Flu in Heat Wave as US Struggles to Contain Outbreak Kaiser Health News