1. Division of Infectious Diseases, Department of Medicine, Emory University School of Medicine, Atlanta, Georgia;
2. National Center for Tuberculosis and Lung Diseases, Tbilisi, Georgia;
3. Hubert Department of Global Health and Department of Epidemiology, Rollins School of Public Health of Emory University, Atlanta, Georgia
4. Behavioral Sciences and Health Education, Rollins School of Public Health of Emory University, Atlanta, Georgia;
5. Georgia State University, School of Public Health, Atlanta, Georgia;