1. aCenters for Disease Control and Prevention, Atlanta, Georgia
2. bEpidemic Intelligence Service
3. cEagle Global Scientific, LLC, San Antonio, Texas
4. dTennessee Department of Health, Nashville, Tennessee
5. eMinnesota Department of Health, Saint Paul, Minnesota
6. fMassachusetts Department of Public Health, Boston, Massachusetts
7. gPhiladelphia Department of Public Health, Philadelphia, Pennsylvania
8. hMissouri Department of Health and Senior Services, Jefferson City, Missouri
9. iPuerto Rico Department of Health, San Juan, Puerto Rico