1. CSIRO, Adelaide, SA, Australia;
2. School of Psychology, University of Adelaide, Adelaide, SA, Australia;
3. Orygen, Parkville, VIC, Australia;
4. Centre for Youth Mental Health, The University of Melbourne, Melbourne, VIC, Australia;
5. Department of Psychiatry, University of British Columbia, Vancouver, BC, Canada;
6. School of Nursing, University of British Columbia, Vancouver, BC, Canada;
7. Department of Nursing, University of Melbourne, Melbourne, VIC, Australia