1. South African Medical Research Council (SAMRC), Cape Town
2. King Dinuzulu Hospital, KwaZulu-Natal Department of Health, Durban
3. South African Medical Research Council (SAMRC), Cape Town, Department of Statistics, University of South Africa, Pretoria, South Africa
4. Montefiore Medical Center & Albert Einstein College of Medicine, Bronx, New York, USA
5. Centre for the AIDS Programme of Research in South Africa, SAMRC Extramural TB-HIV Pathogenesis Unit, Durban
6. Department of Science and Technology/National Research Foundation Centre of Excellence for Biomedical Tuberculosis Research, and SAMRC Centre for Tuberculosis Research, Division of Molecular Biology and Human Genetics, Faculty of Medicine and Health
Sciences, Stellenbosch University, Tygerberg, South Africa