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Palliative Care Perspectives. : Oxford University Press, 2003-08-07. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195165784.001.0001/acprof-9780195165784.
Hallenbeck JL. Palliative Care Perspectives. Oxford University Press; 2003. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780195165784.001.0001/acprof-9780195165784. Accessed May 18, 2013.