[1] Australian Natl Univ, Canberra Hosp, Sch Med & Psychol, Acad Unit Psychiat & Addict Med, Canberra, ACT, Australia
[2] Consortium Australian Acad, Psychiatrists Independent Policy & Res Anal CAPIPR, Canberra, ACT, Australia
[3] Flinders Univ S Australia, Coll Med & Publ Hlth, Adelaide, SA, Australia
[4] Monash Univ, Dept Psychiat, Clayton, Vic, Australia
[5] Univ Queensland, Princess Alexandra Hosp, Sch Med, Brisbane, Qld, Australia
[6] Dalhousie Univ, Dept Psychiat Community Hlth & Epidemiol, Halifax, NS, Canada