1. Centre for Infectious Disease Epidemiology and Research School of Public Health and Family Medicine Faculty of Health Sciences University of Cape Town Cape Town South Africa
2. TREAT Asia/amfAR – The Foundation for AIDS Research Bangkok Thailand
3. Lighthouse Trust Clinic Lilongwe Malawi
4. Centre for Infectious Disease Research in Zambia Lusaka Zambia
5. Harriet Shezi Children's Clinic Wits Reproductive Health and HIV Research Unit University of Witwatersrand Johannesburg South Africa
6. Newlands Clinic Harare Zimbabwe
7. Kheth'Impilo Cape Town South Africa
8. Division of Epidemiology and Biostatistics Department of Global Health Faculty of Medicine and Health Sciences Stellenbosch University Cape Town South Africa
9. SolidarMed Luzern Switzerland
10. Empilweni Services and Research Unit Department of Paediatrics & Child Health Rahima Moosa Mother and Child Hospital Faculty of Health Sciences University of the Witwatersrand Johannesburg South Africa
11. Department of Paediatrics and Child Health Tygerberg Academic Hospital University of Stellenbosch Stellenbosch South Africa
12. Médecins Sans Frontiers Khayelitsha South Africa
13. Department of Global Health and Department of Epidemiology Boston University School of Public Health Boston MA USA
14. Health Economics and Epidemiology Research Office Faculty of Health Sciences University of Witwatersrand Johannesburg South Africa
15. MRC Clinical Trials Unit at UCL University College London (UCL) London United Kingdom