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  • Content Type: Abstract

    In 2004, the Marion County Public Health Department (MCPHD), which serves a county population over 890,000, began using a real time syndromic surveillance system, ESSENCE (Electronic Surveillance System for the Early Notification of Community-based… read more
    … began using a real time syndromic surveillance system, ESSENCE (Electronic Surveillance System for the Early … written plan indicated, a MCPHD epidemiologist checked ESSENCE every 3 hours and sent updated numbers to the …