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Emergency Department Visits for Influenza-Like Illness and Over the Counter Sales of Flu Remedies in the National Capitol Region, 2003-2007
Content Type: Abstract
The Maryland Department of Health and Mental Hygiene conducts enhanced surveillance using the Electronic Surveillance System for Early Notification of Community-Based Epidemics (ESSENCE). The current version of ESSENCE for the… read more… Chief complaint data from emergency department (ED) visits and over-the-counter (OTC) medications are … the usability of OTC sales to detect influenza. OTC data may provide an earlier alert to illness than other sources, …