1. Royal Prince Alfred Hospital; Institute of Rheumatology and Orthopedics; Missenden Road Camperdown New South Wales Australia 2050
2. The Queen Elizabeth Hospital; Rheumatology Unit; 28 Woodville Road Woodville South Australia Australia 5011
3. Department of Epidemiology and Preventive Medicine, School of Public Health and Preventive Medicine, Monash University; Monash Department of Clinical Epidemiology at Cabrini Hospital; Suite 41, Cabrini Medical Centre 183 Wattletree Road Malvern Victoria Australia 3144