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History
- Received February 9, 2005
- Revision received July 1, 2005
- Accepted November 9, 2005
- Published online June 1, 2006.
Copyright & Usage
© British Journal of General Practice, 2006.
Author Information
- Mark Shapley, DM, FRCGP, GP and Research Fellow,
- Joanne Jordan, MSc, MA, Research Assistant: Systematic Reviews and
- Peter R Croft, MD, MRCGP, Professor of Epidemiology
- Address for correspondence Dr Mark Shapley, Primary Care Sciences Research Centre Keele University, Staffordshire, ST5 5BG E-mail: m.shapley{at}cphc.keele.ac.uk