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Flu reaches epidemic levels in the US - 6abc Philadelphia
Fall, flu season to bring new challenges during pandemic | Modern
What New York Looked Like During the 1918 Flu Pandemic - The New York Times
Waiting for the big one: A new flu pandemic is a matter of time | New
CDC Warns of Second Wave of Flu Virus: What to Know About Influenza B
Opinion | We’re Not Ready for a Flu Pandemic - The New York Times
Robert Webster: 'We ignore bird flu at our peril' | World news | The
Flu Epidemic vs. Flu Pandemic: What's the Difference? | Mental Floss
Memories of the 1918 Pandemic From Those Who Survived - The New York Times