1. Arthritis Research UK Primary Care Centre, Research Institute for Primary Care & Health Sciences, Primary Care Sciences, Keele University, Newcastle-under-Lyme
2. Department of Rheumatology, Haywood Hospital, High Lane, Burslem, Staffordshire
3. Department of Medical and Molecular Genetics, King’s College London, Guy’s Hospital, Great Maze Pond, London
4. Norwich Medical School, University of East Anglia, Norwich
5. Institute of Inflammation and Ageing, College of Medical and Dental Sciences, University of Birmingham, Edgbaston, Birmingham
6. Sandwell and West Birmingham Hospital NHS Trust, Birmingham, UK