1. Division of Epidemiology & Public Health, School of Medicine University of Nottingham, City Hospital Nottingham UK
2. School of Health and Related Research, Regent Court (ScHARR) University of Sheffield Sheffield UK
3. School of Medicine Keele University Keele UK
4. Haywood Academic Rheumatology Centre Midlands Partnership NHS Foundation Trust Stoke‐on‐Trent UK
5. Centre for Endocrinology, Diabetes and Metabolism (CEDAM) University of Birmingham Birmingham UK
6. Queen Elizabeth Hospital University Hospitals Birmingham NHS Foundation Trust Birmingham UK
7. Queens Medical Centre (QMC), University of Nottingham Nottingham University Hospitals NHS Trust Nottingham UK