1. Department of Microbiology, School of Medicine, University of Washington, Seattle, Washington
2. Pacific Northwest Regional Center of Excellence for Biodefense and Emerging Infectious Diseases Research, Portland, Oregon
3. Department of Genetics, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina
4. Department of Epidemiology, University of North Carolina-Chapel Hill, Chapel Hill, North Carolina
5. Illumina, Inc., San Diego, California