1. https://cdphe.colorado.gov/press-release/health-officials-confirm-human-cases-of-avian-flu-in-colorado-poultry-workers
2. Bird flu: US confirms first case with respiratory symptoms
3. CDC . www.cdc.gov/bird-flu/spotlights/h5n1-response-07192024.html
4. www.statnews.com/2024/07/22/bird-flu-infects-colorado-poultry-workers-related-to-h5n1-in-cows
5. WHO . www.who.int/news/item/29-07-2024-new-initiative-launched-to-advance-mrna-vaccine-development-against-human-avian-influenza-(h5n1)