1. Epidemic Intelligence Service, Division of Scientific Education and Professional Development, Centers for Disease Control and Prevention, Atlanta, GA, USA
2. Communicable and Environmental Diseases and Emergency Preparedness Division, Tennessee Department of Health, Nashville, TN, USA
3. Career Epidemiology Field Officer Program, Centers for Disease Control and Prevention, Atlanta, GA, USA
4. Division of Laboratory Services, Tennessee Department of Health, Nashville, TN, USA
5. Tennessee Department of Health, Nashville, TN, USA
6. Vanderbilt University Medical Center, Nashville, TN, USA