[1] St Vincents Hosp, Ctr Palliat Care, Fitzroy, Vic 3065, Australia
[2] Queens Univ, Belfast, Antrim, North Ireland
[3] St Vincents Hosp, Melbourne, Vic, Australia
[4] Univ Melbourne, Melbourne, Vic, Australia
[5] Australian Ctr Grief & Bereavement, Melbourne, Vic, Australia
[6] Monash Univ, Melbourne, Vic 3004, Australia