[1] Vrije Univ Brussel VUB, End Of Life Care Res Grp, Brussels, Belgium
[2] Ghent Univ Brussels, Brussels, Belgium
[3] Ghent Univ Hosp, Dept Med Oncol, Ghent, Belgium
[4] Univ Copenhagen, Dept Publ Hlth, Copenhagen, Denmark
[5] Bispebjerg & Frederiksberg Hosp, Palliat Care Res Unit, Copenhagen, Denmark
[6] Herlev Gentofte Univ Hosp, Dept Oncol, Herlev, Denmark
[7] Univ Copenhagen, Rigshosp, Dept Oncol, Copenhagen, Denmark
[8] Univ Southern Denmark, Odense, Denmark
[9] Univ Coll Dublin, UCD Sch Psychol, Belfield, Ireland
[10] Lausanne Univ Hosp, Palliat & Support Care Serv, Chair Palliat Care Nursing, Lausanne, Switzerland
[11] Univ Lausanne, Lausanne, Switzerland
[12] Univ Coll Dublin, Sch Nursing Midwifery & Hlth Syst, Dublin, Ireland
[13] Azienda USL IRCCS Reggio Emilia, Sci Directorate, Reggio Emilia, Italy
[14] Azienda USL IRCCS Reggio Emilia, Psychooncol Unit, Reggio Emilia, Italy
[15] Azienda USL IRCCS, Nursing & Hlth Care Profess Directorate, Reggio Emilia, Italy
[16] Univ Med Ctr Rotterdam, Dept Publ Hlth, Erasmus MC, Rotterdam, Netherlands
[17] Queens Univ Belfast, Sch Nursing & Midwifery, 97 Lisburn Rd, Belfast BT9 7BL, Antrim, North Ireland
[18] Kings Coll London, Florence Nightingale Fac Nursing Midwifery & Pall, Cicely Saunders Inst, London, England
[19] Trinity Coll Dublin, Ctr Hlth Policy & Management, Dublin, Ireland
[20] Cicely Saunders Inst Palliat Care Policy & Rehabi, London, England
[21] Irish Longitudinal Study Ageing, Dublin, Ireland
[22] Univ Michigan, Sch Nursing, Ann Arbor, MI 48109 USA
[23] St Vincents Hosp, Ctr Palliat Care, Melbourne, Vic, Australia
[24] Vrije Univ Brussels VUB, Brussels, Belgium