1. Clinical Infectious Diseases Research Initiative Institute of Infectious Diseases and Molecular Medicine University of Cape Town Observatory Cape Town South Africa
2. Clinical Infectious Diseases Tuberculosis Center Research Center Borstel Borstel Germany
3. Department of Medicine Imperial College London London UK
4. South African Tuberculosis Vaccine Initiative and School of Child and Adolescent Health Institute of Infectious Diseases and Molecular Medicine University of Cape Town Observatory Cape Town South Africa
5. Department of Medicine University of Cape Town Observatory Cape Town South Africa
6. University of Schleswig Holstein, Campus Lübeck Lübeck Germany
7. MRC National Institute for Medical Research London UK