Alternative means of protection against cervical cancer include abstinence (most effective), and early detection via pap smear (effective if done regularly, but only ''detects'' infection or precancerous changes. It does not ''prevent'' infection, but can prevent progression from infection to cancer). <ref>http://www.cdc.gov/std/HPV/STDFact-HPV.htm#cancer</ref>. Condoms have been shown to reduce the risk of HPV transmission but are insufficient to eliminate the risk entirely<ref>http://content.nejm.org/cgi/content/full/354/25/2645</ref> <ref> Report to Congress 2004: Prevention of Genital Human Papillomavirus Infection, Centers for Disease Control and Prevention, Gerberding, J.L., M.D., M.P.H. (January 2004): pp. 3-4. </ref> | Alternative means of protection against cervical cancer include abstinence (most effective), and early detection via pap smear (effective if done regularly, but only ''detects'' infection or precancerous changes. It does not ''prevent'' infection, but can prevent progression from infection to cancer). <ref>http://www.cdc.gov/std/HPV/STDFact-HPV.htm#cancer</ref>. Condoms have been shown to reduce the risk of HPV transmission but are insufficient to eliminate the risk entirely<ref>http://content.nejm.org/cgi/content/full/354/25/2645</ref> <ref> Report to Congress 2004: Prevention of Genital Human Papillomavirus Infection, Centers for Disease Control and Prevention, Gerberding, J.L., M.D., M.P.H. (January 2004): pp. 3-4. </ref> |