1. Research Services, US Department of Veterans Affairs Medical Center , Cincinnati, Ohio , USA
2. Center for Data and Computational Sciences, Veterans Affairs Boston Healthcare System , Boston, Massachusetts , USA
3. Infectious Diseases, US Department of Veterans Affairs Medical Center , Atlanta, Georgia , USA
4. Research & Development, Southern Arizona Veterans Affairs Healthcare System, US Department of Veterans Affairs , Tucson, Arizona , USA
5. Cardiology, Veterans Affairs Saint Louis Healthcare System, US Department of Veterans Affairs, Saint Louis, Missouri , USA
6. Medicine, US Department of Veterans Affairs Medical Center , Durham, North Carolina , USA
7. Office of Research and Development, US Department of Veterans Affairs , Washington, District of Columbia , USA
8. Prometheus Federal Services , Titan Alpha, Washington, District of Columbia , USA
9. Customer Value Partners , Titan Alpha, Washington, District of Columbia , USA
10. Office of Research and Development, Chesapeake Medical Communications, Contractor for the US Department of Veterans Affairs , Washington, District of Columbia , USA
11. Research, US Department of Veterans Affairs Medical Center , Boise, Idaho , USA
12. Idaho Veterans Research and Education Foundation , Boise, Idaho , USA
13. Medicine Service, Veteran Affairs Ann Arbor Healthcare System, US Department of Veterans Affairs , Ann Arbor, Michigan , USA
14. Public Health Surveillance, Veterans Affairs Palo Alto Healthcare System, US Department of Veterans Affairs , Palo Alto, California , USA
15. Division of Infectious Diseases, Emory School of Medicine and Rollins School of Public Health , Atlanta, Georgia , USA
16. Medicine, Veterans Affairs Greater Los Angeles Healthcare System, US Department of Veterans Affairs , Los Angeles, California , USA
17. Infectious Diseases, James J. Peters Veterans Affairs Medical Center, US Department of Veterans Affairs , Bronx, New York , USA
18. Infectious Diseases, James H. Quillen Veterans Affairs Medical Center, US Department of Veterans Affairs , Mountain Home, Tennessee , USA
19. Center of Excellence in Inflammation, Infectious Diseases, and Immunity, East Tennessee State University , Johnson City, Tennessee , USA
20. Infectious Diseases Section, Michael E. DeBakey Veterans Affairs Medical Center, US Department of Veterans Affairs , Houston, Texas , USA
21. Department of Medicine, Baylor College of Medicine , Houston, Texas , USA
22. Medicine, James A. Haley Veterans Hospital, US Department of Veterans Affairs , Tampa, Florida , USA
23. Medicine, Veterans Affairs Northeast Ohio Healthcare System, US Department of Veterans Affairs , Cleveland, Ohio , USA
24. Departments of Medicine, Pharmacology, & Molecular Biology and Microbiology, Case Western Reserve University , Cleveland, Ohio , USA