[1] Kings Coll London, Dept Palliat Care Policy & Rehabil, Cicely Saunders Inst, London WC2R 2LS, England
[2] Univ Hosp Munich, Interdisciplinary Ctr Palliat Med, Munich, Germany
[3] Deutsch Gesell Palliativmed, Berlin, Germany
[4] Inst Palliat Care IPAC, Oldenburg, Germany
[5] Univ Hosp Cologne, Dept Palliat Med, Cologne, Germany
[6] Univ Coimbra CEISUC, Ctr Hlth Studies & Res, Coimbra, Portugal
[7] Univ Ghent, End Of Life Care Res Grp, Brussels, Belgium
[8] Vrije Univ Brussel, Brussels, Belgium
[9] Univ Barcelona, Barcelona Ctr Int Hlth Res, CRESIB Hosp Clin, Barcelona, Spain
[10] Fdn Lino Maestroni ONLUS, Ist Ric Med Palliat, Cremona, Italy
[11] Univ Antwerp, B-2020 Antwerp, Belgium
[12] Vrije Univ Amsterdam, Palliat Care Ctr Expertise, Dept Publ & Occupat Hlth, EMGO Inst Hlth & Care Res,Med Ctr, Amsterdam, Netherlands