[1] St Vincents Hosp, Ctr Palliat Care, Melbourne, Australia
[2] Univ Melbourne, Melbourne Sch Hlth Sci, Dept Nursing, Fac Med Dent & Hlth Sci, Carlton, Vic, Australia
[3] St Vincents Hosp Melbourne, Nursing Res Inst, St Vincents Hlth Network Sydney, Melbourne, Australia
[4] Australian Catholic Univ, Melbourne, Australia
[5] Vrije Univ Brussels, Brussels, Belgium
[6] Australian Catholic Univ, Lib & Acad Res Serv, Melbourne, Australia