1. Murrumbidgee Local Health District Wagga Wagga New South Wales Australia
2. School of Computing and MathematicsCharles Sturt University Wagga Wagga New South Wales Australia
3. Emergency DepartmentWagga Wagga Base Hospital Wagga Wagga New South Wales Australia
4. Emergency DepartmentCabrini Health Melbourne Victoria Australia
5. Department of Epidemiology and Preventive MedicineMonash University Melbourne Victoria Australia