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History
- Received June 17, 2009
- Revision received August 11, 2009
- Accepted August 14, 2009
- Published online March 1, 2010.
Copyright & Usage
© British Journal of General Practice, 2010.
Author Information
- Colin R Simpson, PhD, Senior Research Fellow
- Julia Hippisley-Cox, MD, FRCP, FRCGP, Professor of Clinical Epidemiology and General Practice
- Aziz Sheikh, PhD, Professor of Primary Care R&D
- Allergy and Respiratory Research Group, Centre for Population Health Sciences, University of Edinburgh
- Community Health Sciences, University of Nottingham
- Allergy and Respiratory Research Group, Centre for Population Health Sciences, University of Edinburgh
- Address for correspondence Colin Simpson, Allergy and Respiratory Research Group, Centre for Population Health Sciences, University of Edinburgh, Medical School, Teviot Place, Edinburgh EH8 9AG. E-mail: c.simpson{at}ed.ac.uk