1. Department of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
2. Department of Medicine, Washington University School of Medicine, St. Louis, Missouri, USA
3. Department of Pathology and Immunology, Washington University School of Medicine, St. Louis, Missouri, USA
4. Marsico Lung Institute, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
5. Department of Genetics, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
6. Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
7. Department of Microbiology and Immunology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
8. Rapidly Emerging Antiviral Drug Discovery Initiative, University of North Carolina, Chapel Hill North Carolina, USA
9. Department of Pathology and Laboratory Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
10. Department of Molecular Microbiology, Washington University School of Medicine, St. Louis, Missouri, USA