1. Centers for Disease Control and Prevention. (2012) Estimated HIV incidence in the United States, 2007–2010. HIV Surveillance Supplemental Report 17 (No. 4). http://www.cdc.gov/hiv/pdf/statistics_hssr_vol_17_no_4.pdf. Published December 2012. Accessed May 3, 2013.
2. Centers for Disease Control and Prevention. (2012) Monitoring selected national HIV prevention and care objectives by using HIV surveillance data—United States and 6 U.S. dependent areas—2010. HIV Surveillance Supplemental Report 17 (No. 3, part A). http://www.cdc.gov/hiv/library/reports/surveillance/2010/surveillance_Report_vol_17_no_3.html. Published June 2012. Accessed May 3, 2013.
3. Centers for Disease Control and Prevention. (2011) Viral Hepatitis Surveillance, United States, 2009. http://www.cdc.gov/hepatitis/Statistics/2009Surveillance/index.htm. Accessed February 29, 2012.
4. The prevalence of hepatitis C virus infection in the United States, 1999 through 2002;GL Armstrong;Ann Intern Med,2006
5. Centers for Disease Control and Prevention. (2013) HIV Surveillance Report, 2011; vol. 23. http://www.cdc.gov/hiv/library/reports/surveillance/2011/surveillance_Report_vol_23.html. Accessed May 3, 2013.