1. Centers for Disease Control and Prevention, Nashville, TN
2. Knox County Health Department, Knoxville, Tennessee
3. University of Tennessee, Knoxville, Tennessee
4. Division of Laboratory Services, TN Department of Health, Nashville, Tennessee
5. Division of Viral Diseases, Centers for Disease Control and Prevention (CDC), Atlanta, Georgia
6. Centers for Disease Control and Prevention (CDC), Atlanta, Georgia
7. Tennessee Department of Health, Nashville, Tennessee
8. Vanderbilt University Medical Center, Nashville, Tennessee