1. Department of Medicine, Seth Gordhandas Sunderdas Medical College and King Edward Memorial Hospital, Mumbai, Maharashtra, India.
2. Department of Medicine, Saint Louis University Hospital of the Sacred Heart, Baguio, Benguet, Philippines.
3. Department of Medicine, Virgen Milagrosa University Foundation-College of Medicine, San Carlos City, Pangasinan, Philippines.
4. Department of Medicine, University College of Medical Sciences, Delhi, India.
5. Department of Internal Medicine, University of Illinois College of Medicine at Peoria, Peoria, IL, USA.
6. Department of Public Health, University of California, Merced, CA, USA.
7. Department of Rheumatology, Royal Wolverhampton Hospitals NHS Trust, Wolverhampton, UK.
8. City Hospital, Sandwell and West Birmingham Hospitals NHS Trust, Birmingham, UK.
9. Division of Musculoskeletal and Dermatological Sciences, Centre for Musculoskeletal Research, School of Biological Sciences, The University of Manchester, Manchester, UK.