1. PhD, Research Fellow at Deakin Health Economics, Centre for Population Health Research, Deakin University, Geelong, Victoria 3220, Australia
2. PhD, Professor at the Centre for Health Economics, Monash University, Clayton, Victoria 3800, Australia
3. PhD, Professor at the Division of Health Research, Lancaster University, Lancaster LA1 4YT, UK
4. PhD, Associate Professor at the Centre for Health Economics, Monash University, Clayton, Victoria 3800, Australia