1. University of Zambia School of Medicine, Lusaka, Zambia.
2. Centre for Infectious Disease Research in Zambia (CIDRZ), Lusaka, Zambia.
3. Schools of Public Health and Medicine, University of Alabama, Birmingham, AL.
4. Center for Research in Women's Health, University of Alabama, Birmingham, AL.
5. Drexel University College of Medicine, Philadelphia, PA.
6. Zambian Ministry of Health, Lusaka, Zambia.
7. Vanderbilt University School of Medicine, Nashville, TN.