1. Centre for the AIDS Programme of Research in South Africa (CAPRISA) Durban South Africa
2. Department of Medical Microbiology University of KwaZulu‐Natal Durban South Africa
3. African Health Research Institute (AHRI) Durban South Africa
4. Biostatistics UnitSouth African Medical Research Council (SAMRC) Durban South Africa
5. School of Mathematics, Statistics and Computer Science University of KwaZulu‐Natal Pietermaritzburg South Africa
6. Department of Epidemiology Columbia University New York City New York USA
7. Institute of Infectious Disease and Molecular Medicine (IDM) University of Cape Town Cape Town South Africa
8. Department of Medical Microbiology and Infectious Diseases University of Manitoba Winnipeg Manitoba Canada
9. Department of Medical Microbiology University of Nairobi Nairobi Kenya