1. Departments of Rheumatology, Nuclear Medicine and Anatomical Pathology Royal North Shore Hospital Sydney New South Wales Australia
2. Northern and Central Clinical Schools University of Sydney Sydney New South Wales Australia
3. Department of Rheumatology Prince of Wales Hospital Sydney New South Wales Australia
4. Institute of Rheumatology and Orthopaedics Royal Prince Alfred Hospital Sydney New South Wales Australia
5. Save Sight Institute Faculty of Health and Medicine The University of Sydney Sydney New South Wales Australia