1. Division of Allergy and Infectious Diseases, School of Medicine and
2. Department of Epidemiology, School of Public Health, University of Washington, Seattle;
3. Botswana National Health Laboratory and
4. Botswana-UPenn Partnership, Gaborone;
5. Imperial College London, United Kingdom;
6. Nyangabwe Referral Hospital, Francistown, Botswana;
7. St George’s University, London, United Kingdom;
8. Princess Marina Hospital and
9. Botswana Ministry of Health, Gaborone;
10. University of Texas Southwestern Medical Center, Dallas;
11. University of Botswana and
12. Joint United Nations Programme on HIV/AIDS, Botswana Country Office, Gaborone;
13. Children’s National Health System, Washington, District of Columbia;
14. Division of Infectious Diseases, Children’s Hospital of Philadelphia and
15. Division of Infectious Diseases, Perelman School of Medicine, University of Pennsylvania, Philadelphia; and
16. Department of Clinical Research, Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, United Kingdom