1. Centre for Population Health, Burnet Institute, Melbourne, VIC.
2. Melbourne School of Population and Global Health, University of Melbourne, Melbourne, VIC.
3. Melbourne Sexual Health Centre, Melbourne, VIC.
4. Barwon Reproductive and Sexual Health Clinic, Barwon Health, Melbourne, VIC.
5. Young People's Health Service, Centre for Adolescent Health, Royal Children's Hospital, Melbourne, VIC.
6. Family Planning Victoria, Melbourne, VIC.
7. Department of Obstetrics and Gynaecology, Monash University, Melbourne, VIC.