1. World Health Organization Programme on Cancer Control: Developing a Global Strategy for Cancer;Sikora,1998
2. Cancer Pain Relief with a Guide to Opioid Availability;World Health Organization,1996
3. The quality of dying: how can we improve care at the end of the life?;Field;Jt Comm J Qual Improv,1997
4. Treatment of the dying in the acute care hospital. Advanced dementia and metastatic cancer;Abroneim;Arch Int Med,1995
5. Unlikely way to cut hospital costs: comfort the dying;Naik;Wall St J,2004