1. School of Public Health and Preventive Medicine Monash University Melbourne Victoria Australia
2. Barwon Centre for Orthopaedic Research and Education, Barwon Health St John of God Hospital, and School of Medicine Deakin University, Geelong, Victoria, and Australian Orthopaedic Association National Joint Replacement Registry Adelaide South Australia Australia
3. Epworth HealthCare and University of Melbourne, Melbourne, Victoria, and Australian Orthopaedic Association National Joint Replacement Registry Adelaide South Australia Australia
4. South Australian Health and Medical Research Institute Adelaide South Australia Australia