1. South African Tuberculosis Vaccine Initiative, Division of Immunology, Department of Pathology and Institute of Infectious Disease and Molecular Medicine; University of Cape Town; South Africa
2. Clinical Infectious Diseases Research Initiative, Division of Medical Microbiology, Department of Pathology and Institute of Infectious Disease and Molecular Medicine; University of Cape Town; South Africa
3. Immunology and Infection Department; London School of Hygiene and Tropical Medicine; London United Kingdom