1. A guide to becoming a hospice medical director: Initial decisions and evaluations;Vandenberg;J Am Med Dir Assoc,2009
2. Health Care Financing Administration, Agency for Health Policy Research. Medicare Program Hospice Care: Final Rule 1983. Medicare Hospice Certification Federal Register Excerpt, Title 42 of the Code of Federal Regulations, Part 418. (December 16, 1983).
3. Code of Federal Regulations. Vol. 42, CFR418;Centers for Medicare and Medicaid Services,2008
4. American Academy of Hospice and Palliative Medicine. About AAHPM. Vol. 2009. Available at: http://www.aahpm.org/about/history.html: AAHPM. Accessed February 23, 2009.
5. National Hospice and Palliative Care Organization. Physician Board Certification in Hospice and Palliative Medicine. Available at: http://nhpco.org/i4a/pages/index.cfm?pageid/5072. Accessed February 23, 2009.