1. Public Health Research UnitWomen's and Children's HospitalAdelaideSA
2. School of Public HealthQueensland University of TechnologyBrisbaneQLD
3. Evaluation UnitWomen's and Children's Hospital; and Department of Psychiatry, University of AdelaideAdelaideSA
4. Centre for Adolescent HealthRoyal Children's HospitalMelbourneVIC
5. Department of Epidemiology and Population Health SciencesLondon School of Hygiene and Tropical MedicineLondonUK