1. Using Relative Value Units to Measure Faculty Clinical Productivity;Albritton;Journal of General Internal Medicine,1997
2. American Medical Association. 2007. “Tiered and Narrow Physician Networks” [accessed on June 15, 2007]. Available at http://www.wsma.org/memresources/memresources_pdf/P4P_AMA_Tiered%20_Narrow_Networks_0606.pdf
3. AQA. 2007. “AQA Principles of ‘Efficiency’ Measures” [accessed on February 10, 2007]. Available at http://www.aqaalliance.org/files/PrinciplesofEfficiencyMeasurementApril2006.doc
4. An Analysis of Hospital Productivity and Product Change;Ashby;Health Affairs,2000
5. Boards of Trustees of the Federal Hospital Insurance and Federal Supplementary Insurance Trust Funds. 2007. “2007 Annual Report” [accessed on June 15, 2007]. Available at http://www.cms.hhs.gov/ReportsTrustFunds/