[1] Brunel Univ, Uxbridge UB8 3PH, Middx, England
[2] Univ Ghent, Bioeth Inst, B-9000 Ghent, Belgium
[3] Erasmus MC, Rotterdam, Netherlands
[4] Erasmus MC, Care & Decis Making End Life, Dept Publ Hlth, Univ Med Ctr, Rotterdam, Netherlands
[5] Univ Ghent, Eth, B-9000 Ghent, Belgium
[6] Univ Ghent, Eth & Viece Rector, B-9000 Ghent, Belgium
[7] Univ Lancaster, Int Observ End Life Care, Lancaster LA1 4YW, England
[8] Univ Sheffield, Primary Med Care, Sheffield S10 2TN, S Yorkshire, England
[9] Univ Sheffield, Acad Unit Primary Med Care, Sheffield S10 2TN, S Yorkshire, England
[10] Erasmus MC, Dept Publ Hlth, Rotterdam, Netherlands
[11] Univ Ghent, End Of Life Care Res Grp, B-9000 Ghent, Belgium
[12] Vrije Univ Brussel, Brussels, Belgium