1. Addiss, D. G., Vaughn, M. L., Ludka, D., Pfister, J., & Davis, J. P. (1993). Decreased prevalence of Chlamydia trachomatis infection associated with a selective screening program in family planning clinics in Wisconsin. Sex Transm Dis, 20, 28–35.
2. Alexander-Rodriguez, T., & Vermund, S. H. (1987). Gonorrhea and syphilis in incarcerated urban adolescents: Prevalence and physical signs. Pediatrics, 80, 561–564.
3. Anderson, R. M., & May, R. M. (1991). Infectious diseases of humans. Oxford: Oxford University Press.
4. Aral, S. O., & Holmes, K. K. (1999). Social and behavioral determinants of the epidemiology of STDs: Industrialized and developing countries. In K. K. Holmes, P. F. Sparling, P.-A. Mardh, S. M. Lemon, W. E. Stamm, P. Piot, & J. N. Wasserheit (Eds.), Sexually transmitted diseases (pp. 39–76). New York: McGraw–Hill.
5. Barry, P., Kent, C. K., Scott, K., Goldenson, J., & Klausner, J. D. (2006). National STD Prevention Conference, Jacksonville, FL.