[1] Univ Queensland, Sch Social Sci, Brisbane, Qld, Australia
[2] Univ Queensland, Mater Hlth Serv, Dept Palliat Care, Brisbane, Qld, Australia
[3] Univ Queensland, St Vincents Private Hosp Brisbane, Brisbane, Qld, Australia
[4] Univ Queensland, Mater Res Inst, Brisbane, Qld, Australia
[5] Mater Hlth Serv, Dept Med Oncol, Brisbane, Qld, Australia