1. Department of Health Behavior and Health Education, School of Public Health, University of Michigan, Ann Arbor, MI, USA
2. Women’s Health Research Unit, School of Public Health and Family Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa
3. Center for AIDS Prevention Studies, Division of Prevention Science, University of California, San Francisco, San Francisco, CA, USA
4. Career and Counseling Services, University of Botswana, Gaborone, Botswana
5. Botswana U-Penn Partnership, Gaborone, Botswana
6. Department of Obstetrics and Gynecology, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
7. Department of Obstetrics and Gynecology, Faculty of Medicine, University of Botswana, Gaborone, Botswana
8. Liverpool School of Tropical Medicine, Liverpool, UK