1. Infectious Diseases, AIDS and Clinical Immunology Research Center, Tbilisi, Georgia.
2. Faculty of Medicine, I. Javakhishvili Tbilisi State University, Tbilisi, Georgia.
3. School of Medicine, Emory University, Atlanta, Georgia.
4. National Center for Disease Control and Public Health, Tbilisi, Georgia.
5. SUNY Downtown Medical Center, Brooklyn, New York.
6. Hubert Department of Global Health, Rollins School of Public Health, Emory University, Atlanta, Georgia.