1Division of Community Health Sciences and General Practice, University of Edinburgh, UK
c/o GPIAG, Smithy House, Waterbeck, Lockerbie, DG11 3EY, UK
2The Christmas Maltings and Clements Practice, Haverhill, Suffolk, UK
3Professor of Primary Care, Institute for Community Health Sciences, Queen Mary's School of Medicine and Dentistry, Barts and The London Medical School, London, UK
4Department of Health Sciences, Division of General Practice and Primary Care, University of Leicester, UK
5Professor of Primary Care Research and Development, Division of Community Health Sciences and General Practice, University of Edinburgh, UK
6Professor of General Practice, Department of General Practice, Research Institute CAPHRI, University of Maastricht, The Netherlands
7The Park Medical Practice, Cannards Grave Road, Shepton Mallet, Somerset, UK
*Tel.: +44 (0)1461 600639; fax: +44 (0)1461 207819. E-mail address: marklevy@animalswild.com (M.L. Levy)