1. Boards of the Trustees of the Federal Hospital Insurance and Federal Supplementary Medical Insurance Trust Funds 2004 Annual Report of the Boards of Trustees of the Federal Hospital Insurance and Federal Supplementary Medical Insurance Trust Funds 2004. [
http://www.cms.hhs.gov/publications/trusteesreport/
]
2. Gluck ME, Hanson Kristina W: Medicare Chart Book. The Henry J Kaiser Family Foundation Menlo Park, CA 2001.
3. Centers for Medicare & Medicaid Services: Program Information on Medicare, Medicaid, SCHIP, and other programs of the Centers for Medicare & Medicaid Services. Baltimore, MD, Office of Research, Development and Information 2002.
4. Manton KG, et al.: Social Health Maintenance Organization and Fee-for-Service health outcomes over time. Health Care Financing Review 1993,15(winter):173–202.
5. Miller NA: An evaluation of substance misuse treatment providers used by an Employee Assistance Program. International Journal of the Addictions 1992,27(5):533–559.