1. Department of Anaesthesia, Toowoomba Base Hospital and University of Southern Queensland, Queensland.
2. Director of Anaesthesia, Toowoomba Base Hospital.
3. Visiting Medical Officer, Department of Anaesthesia, Toowomba Base Hospital.
4. Statistician, Centre for Rural and Remote Health, University of Southern Queensland.
5. Staff Anaesthetist, Toowoomba Base Hospital.