标题：Incorporation of School Absenteeism Data into the Maryland Electronic Surveillance System for the Early Notification of Community-based Epidemics (ESSENCE)
摘要：The state of Maryland has incorporated 100% of its public school systems (1,424 schools) into a statewide syndromic surveillance system. This session will discuss the process, challenges, and best practices for expanding the ESSENCE system to include school absenteeism data as part of disease surveillance.
