1. Epidemic Intelligence Service, Division of Scientific Education and Professional Development, Centers for Disease Control and Prevention, Atlanta, GA, USA
2. Minnesota Department of Health, St Paul, MN, USA
3. Now with School of Public Health, University of Minnesota, Minneapolis, MN, USA
4. Career Epidemiology Field Officer Program, Division of State and Local Readiness, Center for Preparedness and Response, Centers for Disease Control and Prevention, Atlanta, GA, USA