1. Weinstock H. 2004 Perspect Sex Reprod Health. 36 (1):6-10.
2. Forhan SE. 2008 Natl STD Prev. Conf. Abst. D4a.
2a. According to National Campaign to Prevent Teen Pregnancy, 2005
3. CDC 2007 Chlamydia Fact Sheet
4. Korenromp EL. 2002 Int. J STD AIDS. 13(2):91-101.
5. CDC 2007 Gonorrhea
5a. CDC 2008 Pelvic Inflammatory Disease Fact Sheet
5b. Westrom L. 1999 Pelvic Inflammatory Disease
6. Hanson J. 2005 Ann Epidemiol. 15(1):13-20
7. Koursky L. 1997 American Journal of Medicine 102(5A):3-8
8. Ho GYF 1998 N Engl J Med 338(7):423-428
9. Ashley RL. 1999 Clin Microbiology Rev. 12(1):1-8
10. Corey L. 2004 J Acquir. Immune Defic Syndrome 35(5):435-445.
11. CDC 2008 HIV/AIDS in the US
12. Sterling TR. 2005 Clinical Manifestation of HIV
13. CDC Trichomoniasis Fact Sheet 2003
14. Sorvillo F, et. al 2001 Emerg Infec. Dis.
15. Martin 2007 Natl Vital Stat Rep 56(6):1-103.
15a. Maynard 1996 Kids Having Kids
15b. Hoffman 2006 The Numbers
16. NCPTP 2006 How if the 3 in 10 statistic calculated
17. Hallfors DD 2005 Am J Prev Med 29(3):163-170
18. McIlhaney JS. Hooked