BPharm(Hons), PhD, Senior Research Fellow and NHMRC Early Career Research Fellow, University of Sydney, Menzies Centre for Health Policy, School of Public Health, Faculty of Medicine and Health, NSW; University of British Columbia, Centre for Clinical Epidemiology and Evaluation and Centre for Health Services and Policy Research, School of Population and Public Health, Canada; George Institute for Global Health, Faculty of Medicine, University of New South Wales, NSW. tracey.laba@sydney.edu.au