[1] Univ Adelaide, Discipline Med, Adelaide, SA, Australia
[2] Northern Adelaide Local Hlth Network, Adelaide, SA, Australia
[3] Med Univ Warsaw, Dept Social Med & Publ Hlth, Warsaw, Poland
[4] Palliat & Support Care Dept Cabrini Hlth, Prahran, Vic, Australia
[5] Lausanne Univ Hosp, Lausanne, Switzerland
[6] Univ Lausanne, Lausanne, Switzerland
[7] Hosp St Joan de Deu, Palliat Care Unit, Palma De Mallorca, Spain
[8] Marymount Univ Hosp & Hosp, Cork, Ireland
[9] George Washington Univ, Sch Med & Hlth Sci, Dept Med & Hlth Sci, Washington, DC 20052 USA
[10] Fdn IRCCS Ist Nazl Tumori Milano, Dept Oncohaematol, Oncol Support Care Canc Unit, Milan, Italy