1. University of California San Francisco, San Francisco California, USA
2. Kenya Medical Research Institute, Kisumu, Kenya
3. Infectious Diseases Research Collaboration, Kampala, Uganda
4. University of California Berkeley, Berkeley, California, USA
5. Global Programs for Research and Training, Kisumu, Kenya
6. National Institute of Allergy and Infectious Diseases, Bethesda, Maryland, USA
7. Makerere University College of Health Sciences, Kampala, Uganda.