1. Institute of Inflammation and Ageing, University of Birmingham, Birmingham, UK
2. University Hospitals Birmingham NHS Foundation Trust, Birmingham, UK
3. Sandwell and West Birmingham Hospitals NHS Trust, Birmingham, UK
4. Rheumatology Department, Wolfson Computer Laboratory, University Hospital Birmingham NHS Foundation Trust, Birmingham, UK
5. Green Templeton College, University of Oxford, Oxford, UK
6. Division of Gastroenterology and Hepatology, Addenbrooke’s Hospital, University of Cambridge, Cambridge, UK
7. MRC-ARUK Centre for Musculoskeletal Ageing Research, University of Birmingham, Birmingham, UK