[1] Princess Alexandra Hosp, Brisbane, Qld, Australia
[2] Griffith Univ, Sch Nursing & Midwifery, Gold Coast, Australia
[3] Menzies Hlth Inst Queensland, Patient Centred Hlth Serv, Brisbane, Qld, Australia
[4] Griffith Univ, Sch Appl Psychol, Nathan, Qld, Australia
[5] Griffith Univ, Menzies Populat Hlth Inst Queensland, Hopkins Ctr, Nathan, Qld, Australia
[6] Univ New South Wales, Nation Drug & Alcohol Res Ctr, Sydney, NSW, Australia