1. Feifel H, editor. The meaning of death. New York, NY: McGraw-Hill; 1959.
2. Parkes CM. Effects of bereavement on physical and mental health-a study of the medical records of widows. Brit Med J. 1964;2(5404):274–9.
3. WHO definition of palliative care. Available from:
www.who.int/cancer/palliative/definition/en
.
4. Worldwide Palliative Care Alliance World Health Organization. Global atlas of palliative care at the end of life. 2014.
5. Mingardi B, Monti M, Hartmann E, Castellani L. La terapia occupazionale in hospice: una esperienza preliminare. La Rivista Italiana di Cure Palliative. 2007;1:31–8.