?:authorAffiliation
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[\'Helen Joseph Hospital, Johannesburg, South Africa. Electronic address: jenniferkatevanheerden@gmail.com.\', \'Division of Infectious Diseases, Department of Medicine, Helen Joseph Hospital and University of Witwatersrand, Johannesburg, South Africa.\', \'Division of Rheumatology, Department of Internal Medicine, Chris Hani Baragwanath Academic Hospital and University of Witwatersrand, Johannesburg, South Africa.\', \'Division of Rheumatology, Department of Medicine, Helen Joseph Hospital and University of Witwatersrand, Johannesburg, South Africa.\', \'Department of Medicine, Helen Joseph Hospital and University of Witwatersrand, Johannesburg, South Africa.\', \'Division of Emergency Medicine, Department of Family and Emergency Medicine, Tygerberg Hospital and Stellenbosch University, Cape Town, South Africa.\', \'Division of Pulmonology, Department of Medicine, Tygerberg Hospital and Stellenbosch University, Cape Town, South Africa.\', \'Division of Paediatric Infectious Diseases, Department of Paediatrics and Child Health, Tygerberg Hospital and Stellenbosch University, Cape Town, South Africa.\', \'Division of Infectious Diseases, Department of Internal Medicine, Chris Hani Baragwanath Academic Hospital and University of Witwatersrand, Johannesburg, South Africa.\', \'Divisions of General Medicine and Infectious Diseases, Department of Medicine, Stellenbosch University and Tygerberg Hospital, Cape Town, South Africa. Electronic address: aparker@sun.ac.za.\']
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