[1] Univ Witwatersrand, Helen Joseph Hosp, Dept Med, Div Infect Dis, Johannesburg, South Africa
[2] Univ Cape Town, Dept Family Med, Cape Town, South Africa
[3] Univ Pretoria, Dept Immunol, Pretoria, South Africa
[4] Univ KwaZulu Natal, Nelson Mandela Sch Med, Dept Infect Dis, Durban, South Africa
[5] Community Act NGO NPO, Johannesburg, South Africa
[6] Council Med Schemes, Clin Unit, Pretoria, South Africa
[7] Southern African HIV Clinicians Soc, Johannesburg, South Africa
[8] Phomolong Med Ctr, Rustenburg, South Africa
[9] Univ Witwatersrand, Chris Hani Baragwanath Acad Hosp, Johannesburg, South Africa
[10] Council Med Schemes, Pretoria, South Africa
[11] Charlotte Maxake Johannesburg Acad Hosp, Dept Internal Med, Johannesburg, South Africa