1. Department of Orthopaedic Surgery, Hornsby Ku-Ring-Gai Hospital, Hornsby, NSW, Australia
2. Department of Hand & Peripheral Nerve Surgery, Royal North Shore Hospital, St Leonards, NSW, Australia
3. Department of Orthopaedic Surgery, Nepean Hospital, Kingswood, NSW, Australia
4. Discipline of Surgery, Sydney Medical School, the Faculty of Medicine and Health, University of Sydney, Sydney, Australia
5. Macquarie Hand Unit, Macquarie University Hospital, Macquarie University, NSW 2109, Australia