1. Centers for Medicare and Medicaid Services. Medicare pay-for-performance demonstration shows significant quality of care improvement at participating hospitals. May 3, 2005. Available at: http://www.cms.hhs.gov/apps/media/press/release.asp?Counter=1441&intNumP%20erPage=10&checkDate=&checkKey=2&srchType=2&numDays=0&srchOpt=0&sr%20chData=part+d&keywordType=All&chkNewsType=1%2C+2%2C+3%2C+4%2C+%205&intPage=&showAll=1&pYear=&year=0&desc=false&cboOrder=date. Accessed February 11, 2009.
2. Centers for Medicaid and Medicare Services. Pay for performance initiatives. Herb Kuhn testimony for the Senate Committee on Finance. June 27, 2005. Available at: http://www.cms.hhs.gov/apps/media/press/testimony.asp?Counter=1537. Accessed February 11, 2009.
3. The Leapfrog Group. The Leapfrog compendium. Available at: http://www.leapfroggroup.org/compendium2. Accessed February 11, 2009.
4. Kurhmerker K, Hartman T. Pay-for-performance in State Medicaid Programs: a survey of state Medicaid directors and programs. April 12, 2007. Available at: http://www.commonwealthfund.org/publications/publications_show.htm?doc_id=472891. 2007. Accessed February 11, 2009.
5. Kurhmerker K, Hartman T. Pay-for-performance in State Medicaid Programs. Appendix B: State pay-for-performance program summaries. Commonwealth Fund Publication 1018. Available at: http://www.commonwealthfund.org/usr_doc/Kuhmerker_P4PstateMedicaidprogsappendixB.pdf?section=4039. Accessed February 11, 2009.