1. South African Medical Research Council, Durban, South Africa
2. Wellcome Trust Liverpool Glasgow Centre for Global Health Research, Liverpool, United Kingdom
3. Institute of Infection and Global Health, University of Liverpool, Liverpool, United Kingdom
4. Africa Health Research Institute, Durban, South Africa
5. South African Medical Research Council, Biostatistics Department, Durban, South Africa
6. Department of Molecular and Clinical Pharmacology, University of Liverpool, Liverpool, United Kingdom
7. Lung Infection and Immunity Unit, Division of Pulmonology, Department of Medicine, University of Cape Town, Cape Town, South Africa
8. Division of Clinical Pharmacology, Department of Medicine, University of Cape Town, Cape Town, South Africa