1. Division of Chemical Pathology, Department of Pathology, Faculty of Medicine & Health Sciences, Stellenbosch University & NHLS Tygerberg Hospital, Cape Town, South Africa
2. Division of Epidemiology and Biostatistics, Department of Global Health, Faculty of Medicine & Health Sciences, Stellenbosch University, Cape Town, South Africa
3. Division of Haematological Pathology, Department of Pathology, Faculty of Medicine & Health Sciences, Stellenbosch University & NHLS Tygerberg Hospital, Cape Town, South Africa
4. Division of Pulmonology, Department of Medicine, Faculty of Medicine & Health Sciences, Stellenbosch University & Tygerberg Hospital, Cape Town, South Africa
5. Department of Biomedical Sciences, Cape Peninsula University of Technology, Bellville Campus, Cape Town
6. Sefako Makgatho Health Sciences University, Ga-Rankuwa, Pretoria, South Africa
7. Division of Infection and Immunity, Centre for Clinical Microbiology, University College London Royal Free Campus, London, UK; NIHR Biomedical Research Centre, UCL Hospitals NHS Foundation Trust, London, UK
8. Division of Epidemiology and Biostatistics, School of Public Health, University of the Witwatersrand, Johannesburg, South Africa