1. School of Public Health and Community Medicine; University of New South Wales; Sydney Australia
2. Melbourne School of Health Sciences; The University of Melbourne and Research Professor, School of Nursing and Midwifery, Deakin University; Australia
3. Hunter New England Medical Library; New Lambton Australia
4. University of Technology Sydney; Centre for Health Services Research; Ultimo Australia
5. Economics and Analyticss; Strategic Reform Branch, NSW Ministry of Health; North Sydney Australia