1. Oxford Textbook of Palliative Medicine;Hanks,2003
2. Symptom Management in Advanced Cancer;Twycross,2001
3. Twycross R, Wilcox A. Palliative Care Formulary 2003, 2.
4. Care of the Dying Child;Goldman,1998
5. Growing up with a Chronic Illness: The Impact on Children & Their Families;Eiser,1993