1. Division of Haematological Pathology, Faculty of Medicine and Health Sciences Stellenbosch University and National Health Laboratory Service (NHLS) Tygerberg Hospital Cape Town Western Cape Province South Africa
2. Division of Chemical Pathology, Faculty of Medicine and Health Sciences, Tygerberg Hospital Stellenbosch University and National Health Laboratory Service (NHLS) Cape Town Western Cape South Africa
3. Division of Virology, Faculty of Medicine and Health Sciences, Tygerberg Hospital Stellenbosch University and National Health Laboratory Service (NHLS) Cape Town Western Cape South Africa