1. Rheumatology Unit, Department of General Medicine; The Royal Children's Hospital; Melbourne Australia
2. Department of Paediatric Rheumatology; Monash Children's Hospital; Melbourne Australia
3. Department of Epidemiology and Preventive Medicine, School of Public Health and Preventive Medicine, Monash University; Monash-Cabrini Department of Musculoskeletal Health and Clinical Epidemiology; Cabrini Health; Melbourne Australia
4. Rheumatology Unit, Department of General Medicine; Queensland Children’s Hospital; Brisbane Australia
5. Adelaide Medical School, Robinson Research Institute; The University of Adelaide; North Adelaide Australia
6. Rheumatology Unit; Queen Elizabeth Hospital; Woodville South Australia