Tracking a Flu Virus ATLANTA, GA (WABE) - It's called surveillance it's a chain of reports that usually starts with a doctor reporting a flu case.
Dr. Walter Dowdle is with the Decatur based Task Force for Global health:

((these then get reported county then the state health department quite a network))

Afterwards he says state health officials are put on alert.
If there was a major outbreak, it's up to federal authorities to take the next step.
Dr. Louis Sullivan is a former U.S secretary of Health and Human Services:

((this would come from the health and human services or CDC officials they track this everyday)

If you've recently been to Mexico Dr. Sullivan advises contacting a doctor.

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