1. Department of Allied Health Sciences, Faculty of Medicine University of Colombo Colombo Sri Lanka
2. Institute of Bone and Joint Research Kolling Institute of Medical Research The University of Sydney Sydney New South Wales Australia
3. Department of Rheumatology, Northern Clinical School, Royal North Shore Hospital, Faculty of Medicine and Health The University of Sydney Sydney New South Wales Australia
4. North Sydney Local Health District (NSLHD) Executive Sydney New South Wales Australia