1. Department of Microbiology and Immunology Medical University of South Carolina Charleston South Carolina USA
2. Department of Medicine, Division of Infectious Diseases Medical University of South Carolina Charleston South Carolina USA
3. Ralph H. Johnson VA Medical Center Charleston South Carolina USA
4. University of Connecticut School of Nursing Storrs Connecticut USA
5. Aaron Diamond AIDS Research Center, Columbia University Vagelos College of Physicians and Surgeons New York New York USA
6. Department of Pathology and Laboratory Medicine Medical University of South Carolina Charleston South Carolina USA
7. Department of Regenerative Medicine and Cell Biology Medical University of South Carolina Charleston South Carolina USA
8. Department of Infectious Diseases, Institute of Biomedicine, Sahlgrenska Academy University of Gothenburg Gothenburg Sweden
9. Department of Infectious Diseases Region Västra Götaland, Sahlgrenska University Hospital Gothenburg Sweden