1. Department of Medicine, University of Washington, Seattle
2. Departments of Laboratory Medicine and Pathology, University of Washington, Seattle
3. Vaccine and Infectious Diseases Division, Fred Hutchinson Cancer Center, Seattle, Washington
4. Departments of Biology, Biochemistry and Molecular Biology, Center for Infectious Disease Dynamics, and the Huck Institutes of the Life Sciences, Pennsylvania State University, University Park
5. Departments of Global Health, University of Washington, Seattle
6. Benaroya Research Institute, Seattle, Washington
7. Departments of Epidemiology, University of Washington, Seattle