1. , . National Breast and Cervical Cancer Early Detection Program: 1991–2002 National Report. Atlanta: Centers for Disease Control and Prevention; 2005. Available at: http://www.cdc.gov/cancer/nbccedp/bccpdfs/national_report.pdf; Accessed January 05, 2007.
2. Report from the CDC. Pap Test Intervals Used by Physicians Serving Low-Income Women through the National Breast and Cervical Cancer Early Detection Program
3. U.S. Preventive Services Task Force. Screening for Cervical Cancer: Recommendations and Rationale. Rockville, MD: Agency for Healthcare Research and Quality; 2003. Available at: http://www.ahrq.gov/clinic/3rduspstf/cervcan/cervcanrr.pdf; Accessed January 3, 2007.
4. U.S. Food and Drug Administration. New Device Approval. Available at: http://www.fda.gov/cdrh/pdf/P890064s009c.pdf; Accessed November 6, 2006.