1 Radcliffe Department of Medicine, University of Oxford, Oxford, UK.
2 Maulana Azad Medical College Campus, Delhi, India.
3 Medical College, Aga Khan University Hospital, National Stadium Road, Karachi, Pakistan.
4 Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, UK.
5 Department of Rheumatology, Royal Wolverhampton Hospitals NHS Trust, Wolverhampton WV10 0QP, UK; City Hospital, Sandwell and West Birmingham Hospitals NHS Trust, Birmingham, UK; Division of Musculoskeletal and Dermatological Sciences, Centre for Musculoskeletal Research, School of Biological Sciences, The University of Manchester, Manchester, UK. Electronic address: drlatikagupta@gmail.com.