REFERENCES
- Hardy C. Placebo-controlled trials in palliative care; the argument for. Palliat Med 1997; 11: 415–418
- Kirkhham S, Abel J. Placebo-controlled trials in palliative care: the argument against. Palliat Med 1997; 11: 489–492
- Clark P I, Leaverton P E. Scientific and ethical issues in the use of placebo controls in clinical trials. Ann Rev Public Health 1994; 15: 290–238
- Wee B, Hadley G, Derry S. How useful are systematic reviews for informing palliative care practice? Survey of 25 Cochrane systematic reviews. BMC Palliat Care 2008; 7: 13
- Kaasa S, De C F. Palliative care research. Eur J Cancer 2001; 37(Suppl 8)S153–S159
- Kongsgaard U E, Werner M U. Clinical trials: cancer pain. Clinical Pain Management: Practice and Procedures, 2nd ed, H Breivik, W Campbell, M K Nicholas. Hodder Arnold, London 2008; 538–551
- Eisenberg E, Carr D B, Chalmers T C. Neurolytic celiac plexus block for treatment of cancer pain: a meta-analysis. Anesth Analg 1995; 80: 290–295
- Ventafridda V, Ripamonti C, De Conno F, Tamburini M, Cassilethi B R. Symptom prevalence and control during cancer patients' last days of life. J Palliat Care 1990; 6: 7–11
- Stone P, Phillips C, Spruyt O, Waight C. A comparison of the use of sedatives in a hospital support team and in a hospice. Palliat Med 1997; 11: 140–144
- Fainsinger R L, Waller A, Bercovici M, Bengtson K, Landman W, Hosking M, Nunez-Olarte J M, deMoissac D. A multicentre international study of sedation for uncontrolled symptoms in terminally ill patients. Palliat Med 2000; 14: 257–265
- Sykes N, Thorns A. Sedative use in the last week of life and the implications for en-of-life decision making. Arch Intern Med 2003; 163: 341–344
- White C D, Hardy J R, Gilshenan K S, Charles M A, Pinkerton C R. Randomised controlled trials of palliative care—a survey of the views of advanced cancer patients and their relatives. Eur J Cancer 2008; 44: 1820–1828
- Jackson K, Ashby M, Martin P, Pisasale M, Brumley D, Hayes B. “Burst” ketamine for refractory cancer pain; an open label audit of 39 patients. J Pain Symptom Manage 2001; 22: 834–842
- Jackson K, Ashby M, Doodchild C. Subanesthetic ketamine for cancer pain: by insisting on level I/II evidence, do we risk throwing the baby out with the bath water?. J Pain Symptom Manage 2005; 29: 328–330
- Flemming K, Adamson J, Atkin K. Improving the effectiveness of interventions in palliative care: the potential role of qualitative research in enhancing evidence from randomized controlled trials. Palliat Med 2008; 22: 123–131