1. Department of Rheumatology, Oxford University Hospitals NHS FT , Oxford, UK
2. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford , Oxford, UK
3. Department of Rheumatology, Royal Berkshire NHS Foundation Trust , Reading, UK
4. Henley Business School, University of Reading , Reading, UK
5. Faculty of Medicine Dentistry and Health, University of Sheffield , Sheffield, UK
6. Northumbria Healthcare NHS Foundation Trust , Newcastle upon Tyne, UK
7. Lancaster University , Lancaster, UK
8. Rheumatology Department, Royal Lancaster Infirmary , Lancaster, UK