Deciding upon and refining a research question

Association of Palliative Medicine (APM) . Specialist registrars' research: the way ahead. 2001.

Pocock SJ . Clinical trials: a practical approach. Chichester: Wiley, 1983.

Robbins M . Evaluating palliative care: establishing the evidence base. Oxford: OUP, 1998.

Clark D . What is qualitative research and what can it contribute to palliative care? Palliat Med 1997; 11: 159–166.

Seymour J , Clark D . Phenomenological approaches to palliative care research. Palliat Med 1998; 12: 127–131.

Mazzocato C , Sweeney C , Bruera E . Clinical research in palliative care: choice of trial design. Palliat Med 2001; 15: 261–264.

Sackett DL and Wennberg JE . Choosing the best research design for each question. BMJ 1997; 315: 1636–1636.

Getting published in the BMJ. BMJ 1997; 314: 66–66.

Crombie IK . The pocket guide to critical appraisal. London: BMJ Publishing Group, 1996.

Sackett DL , Strauss SE , Richardson WS , Rosenberg W , Haynes RB . Evidence based medicine: how to practice and teach evidence based medicine, second edition. Edinburgh: Churchill Livingstone, 2000.

NHS-Executive-Anglia-and-Oxford . Asking the question: finding the evidence. Evidence-based health care <Eth> an open learning resource for heath-care practitioners, Volume 2. Luton: Chiltern Press, 1999.