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  • Content Type: Abstract

    We report here on the use of the North Carolina Bioterrorism and Emerging Infection Prevention System (NC BEIPS, www.ncbeips.org) to reverse engineer a syndrome definition of influenza for the purpose of influenza surveillance.
    … illness, a combination of evidence of fever and another com- mon symptom was used. The frequency of this com- bination of symptoms in patients diagnosed with in- … RESULTS Mention of the term “flu” in either the chief com- plaint (CC) or triage note (TN) field (without evi- …