Barnett MM. The doctor–patient relationship in advanced cancer. MD thesis, University of Bristol, 1995.
2.
de Haes JCJM, van Knippenberg FCE, Neijt JP. Measuring psychological and physical distress in cancer patients: structure and application of the Rotterdam Symptom Checklist. Br J Cancer1990; 62: 1034–1038.
3.
Zigmond AS, Snaith RP. The hospital anxiety and depression scale. Acta Psychol Scand1983; 67: 361–370.
4.
Fallowfield LJ, Baum M, Maguire GP. Do psychological studies upset patients?J R Soc Med1987; 80: 57.
5.
Eardley A, Cribb A, Pendleton L. Ethical issues in psychosocial research among patients with cancer: a review. Eur J Cancer1991; 27: 166–179.
6.
Plant H. Research Interviewing. Palliat Med1996; 10: 339–341.
7.
Clark D. What is qualitative research and what can it contribute to palliative care?Palliat Med1997; 11: 159–166.