1. Makerere University - Johns Hopkins University Research Collaboration; Kampala Uganda
2. Makerere University School of Public Health; Kampala Uganda
3. Fred Hutchinson Cancer Research Center; Seattle WA USA
4. University of Washington; Seattle WA USA
5. Emavundleni Research Centre; CapeTown Republic of South Africa
6. Wits Reproductive Health and HIV Institute; University of the Witwatersrand; Johannesburg Republic of South Africa
7. University of Zimbabwe College of Health Sciences Clinical Trials Research Centre; Harare Zimbabwe
8. National Institute of Child Health and Human Development/National Institute of Health; Bethesda MD USA
9. University of Pittsburgh; Pittsburgh PA USA