1. Botswana Harvard AIDS Institute Partnership, Gaborone, Botswana.
2. Department of Medical Laboratory Sciences, Faculty of Health Sciences, University of Botswana, Gaborone, Botswana.
3. Harvard T.H. Chan School of Public Health, Department of Immunology and Infectious Diseases, Boston, Massachusetts.
4. Centre for Public Health Initiatives, University of Pennsylvania, Philadelphia, Pennsylvania.
5. Lady Davis Institute for Medical Research, McGill University, Montreal, Canada.
6. Rutgers Global Health Institute, Rutgers Biomedical and Health Sciences, Rutgers University, New Brunswick, New Jersey.