About the Author(s)
Linda-Gail Bekker
![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Desmond Tutu HIV Centre, Institute of Infectious Disease and Molecular Medicine, University of Cape Town, Cape Town, South Africa
Benjamin Brown ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Anova Health Institute, Johannesburg, South Africa
Dvora Joseph-Davey ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Department of Epidemiology, University of California, Los Angeles, United States of America
Division of Epidemiology and Biostatistics, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa
Kathrine Gill ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Desmond Tutu HIV Centre, Institute of Infectious Disease and Molecular Medicine, University of Cape Town, Cape Town, South Africa
Michelle Moorhouse ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Wits Reproductive Health and HIV Research Unit, University of the Witwatersrand, Johannesburg, South Africa
Sinead Delany-Moretlwe ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Wits Reproductive Health and HIV Research Unit, University of the Witwatersrand, Johannesburg, South Africa
Landon Myer ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Division of Epidemiology and Biostatistics, School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa
Catherine Orrell ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Desmond Tutu HIV Centre, Institute of Infectious Disease and Molecular Medicine, University of Cape Town, Cape Town, South Africa
Department of Medicine, University of Cape Town, Cape Town, South Africa
Kevin Rebe ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Life Vincent Pallotti Hospital, Cape Town, South Africa
Department of Medicine and Infectious Diseases, University of Cape Town, Cape Town, South Africa
W.D. Francois Venter ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Ezintsha, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
Carole L. Wallis ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
BARC-SA, Speciality Molecular Division, Lancet Laboratories, Johannesburg, South Africa