1 Division of Rheumatology, Orthopaedics and Dermatology, School of Medicine, The University of Nottingham, Nottingham, UK. amrita.vijay@nottingham.ac.uk.
2 Division of Rheumatology, Orthopaedics and Dermatology, School of Medicine, The University of Nottingham, Nottingham, UK.
3 NIHR Nottingham Biomedical Research Centre, Nottingham University Hospitals NHS Trust and University of Nottingham, Nottingham, UK.