1. Médecins Sans Frontières; Khayelitsha South Africa
2. Centre for Infectious Disease Epidemiology & Research; School of Public Health & Family Medicine; University of Cape Town; Cape Town South Africa
3. City of Cape Town Department of Health; Cape Town South Africa
4. Division of Epidemiology and Biostatistics; School of Public Health & Family Medicine; University of Cape Town; Cape Town South Africa
5. School of Medicine; Emory University; Atlanta GA USA
6. Western Cape Government Health Department; Cape Town South Africa
7. International AIDS Society; Geneva Switzerland