1. Federal Register. Medicare Program Part D Final Rule, Medicare drug benefit effective CY 2006 (Title 1). Fed Regist [Rules and Regulations], Jan 28, 2005. 70:4193–4585. Available at: http://edocket.access.gpo.gov/2005/pdf/05-1321.pdf . Accessed January 15, 2010.
2. Frakt AB, Pizer SD. A first look at the new Medicare Prescription Drug Plans. Health Aff (Millwood). 2006;25:w252–61.
3. Hoadley J, Hargrave E, Merrell K, Cubanski J, Neuman T. Benefit design and formularies of Medicare Drug Plans: a comparison of 2006 and 2007 offerings (Menlo Park, Calif.: Henry J. Kaiser Family Foundation, Nov. 2006). Available at: http://www.kff.org/Medicare/upload/7589.pdf . Accessed: January 15, 2010.
4. Summer L, Nemore P, Finberg J. Improving the Medicare Part D Program for the most vulnerable beneficiaries. 2007 May. Available at: http://www.commonwealthfund.org/publications/publications_show.htm?doc_id=484282 . Accessed January 15, 2010.
5. Pauly MV. Medicare drug coverage and moral hazard. Health Aff (Millwood). 2004;23(1):113–22.