[1] Univ New South Wales, Sch Psychol, Sydney, NSW 2052, Australia
[2] Univ Melbourne, Dept Psychiat, Ctr Posttraumat Mental Hlth, Phoenix Australia, Melbourne, Vic, Australia
[3] Univ Melbourne, Melbourne Sch Populat & Global Hlth, Jack Brockhoff Child Hlth & Wellbeing Program, Melbourne, Vic, Australia
[4] Swinburne Univ Technol, Ctr Transformat Innovat, Melbourne, Vic, Australia
[5] Univ Sydney, Sydney, NSW, Australia
[6] Flinders Univ S Australia, Southgate Inst Hlth Soc & Equ, Adelaide, SA, Australia
[7] Univ Melbourne, Dept Social Work, Melbourne, Vic, Australia
[8] Dept Hlth, Melbourne, Vic, Australia
[9] Australian Red Cross Soc, Emergency Serv, Melbourne, Vic, Australia