1. National Hospice and Palliative Care Organization. NHPCO facts and figures: Hospice care in America. 2010. Available from http://www.nhpco.org/files/public/Statistics_Research/Hospice_Facts_Figures_Oct-2010.pdf. Accessed June 1, 2011.
2. Family policy for an aging society: moving to the 21st century;Moen;Gerontologist,1995
3. Transforming death in America: A state of the nation report;Metzger,2001
4. End-of-life care and outcomes. Evidence Report/Technology Assessment, Number 110;Lorenz,2004
5. National Institutes of Health. Improving end-of-life care. State-of-the-Science Conference Statement, December 6–8, 2004. Available from http://www.ninr.nih.gov/NR/rdonlyres/F66BA5C3-A0EC-4659-9ED2-26DE7067BD70/4846/2004EndOfLifeCareSOS024PDF.pdf. Accessed June 6, 2011.