1. Department of Paediatrics, Peter Medawar Building for Pathogen Research, South Parks Road, University of Oxford, Oxford OX1 3SY, U.K.
2. HIV Pathogenesis Programme, Doris Duke Medical Research Institute, University of KwaZulu-Natal (UKZN), Durban, South Africa.
3. Max von Pettenkofer-Institute, Department of Virology, Ludwig-Maximilians-University Munich, Munich, Germany.
4. German Center for Infection Research (DZIF), Partner Site Munich, Germany.
5. Centre for HIV and STIs, National Institute for Communicable Diseases of the National Health Laboratory Service, Johannesburg, South Africa.
6. Institute for Emerging Infections, Oxford Martin School, University of Oxford, Oxford, U.K.
7. Nuffield Department of Medicine, Peter Medawar Building for Pathogen Research, University of Oxford, South Parks Road, Oxford OX1 3SY, U.K.
8. Oxford National Institute of Health Research, Biomedical Research Centre, Oxford, U.K.
9. Institute of Cancer Research, Old Brompton Road, London SW7 3RP, U.K.
10. Department of Mathematics, Ludwig-Maximilians-University Munich, Theresienstrasse 39, 80333 Munich, Germany.
11. Department of Paediatrics, Imperial College London, London, U.K.
12. Blizard Institute, Queen Mary University of London, London, U.K.
13. KwaZulu-Natal Research Institute for Tuberculosis and HIV (K-RITH), University of KwaZulu-Natal (UKZN), 4001 Durban, South Africa.
14. Department of Immunology and Microbiology, University of Copenhagen, Copenhagen, Denmark.
15. Department of Paediatric Infectious Diseases, Great Ormond Street Hospital for Children, London, U.K.
16. Paediatric Department, Kimberley Hospital, Northern Cape, South Africa.
17. Ragon Institute of Massachusetts General Hospital, Massachusetts Institute of Technology and Harvard University, Cambridge, MA 02139–4307, USA.
18. Max Planck Institute for Infection Biology, Berlin, Germany.
19. Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.
20. Center for the AIDS Programme of Research in South Africa (CAPRISA), 4001 Durban, South Africa.