1. Adolescents and young adults: STD Surveillance 2006. Centers for Disease Control and Prevention 2008. Available at: http://www.cdc.gov/std/stats06/adol.htm. Accessed 28 April 2009
2. UNAIDS: Report on the Global AIDS Epidemic. The Joint United Nations Programme on HIV/AIDS 2004. Available at: http://www.unaids.org/bangkok2004/gar2004_html/GAR2004_00_en.htm. Accessed 28 April 2009
3. Women in the time of AIDS: Barriers, bargains, and benefits;Mantell;AIDS Educ Prev,2008
4. The female condom: Tool for women's empowerment;Gollub;Am J Public Health,2008
5. Comparison of sexually transmitted disease prevalence by reported condom use: Errors among consistent condom users seen at an urban sexually transmitted disease clinic;Shlay;Sex Transm Dis,2004