1. Division of Infectious Diseases and HIV Medicine, University Hospitals Case Medical Center, Cleveland, Ohio.
2. United States Air Force Medical Corps, Landstuhl, Germany.
3. Landstuhl Regional Medical Center, Landstuhl, Germany.
4. Department of Surgery, University of Cincinnati College of Medicine, Cincinnati, Ohio.
5. Departments of Genetics, School of Medicine, Case Western Reserve University, Cleveland, Ohio.
6. Research Service, Veterans Affairs Medical Center, Decatur, Georgia.
7. Department of Microbiology and Immunology, School of Medicine, Emory University, Atlanta, Georgia.
8. Research Service, Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio.
9. Departments of Pharmacology, School of Medicine, Case Western Reserve University, Cleveland, Ohio.
10. Departments Molecular Biology and Microbiology, School of Medicine, Case Western Reserve University, Cleveland, Ohio.