1. Department of Surgical Sciences, Dunedin School of MedicineThe University of Otago Dunedin New Zealand
2. Department of General SurgeryChristchurch Hospital Christchurch New Zealand
3. Department of SurgeryThe University of Otago Christchurch Christchurch New Zealand
4. Department of General SurgeryDunedin Hospital Dunedin New Zealand
5. Department of Preventive and Social Medicine, Dunedin School of MedicineThe University of Otago Dunedin New Zealand
6. Department of Surgery, School of MedicineThe University of Auckland Auckland New Zealand
7. New Zealand Liver Transplant UnitAuckland City Hospital Auckland New Zealand