[1] Vrije Univ Brussel VUB, End Life Care Res Grp, Laarbeeklaan, B-1090 Brussels, Belgium
[2] Univ Ghent, Laarbeeklaan, B-1090 Brussels, Belgium
[3] Vrije Univ Brussel VUB, Belgian Ageing Studies Res Grp, Pl Laan, Brussels, Belgium
[4] Vrije Univ Brussel VUB, Compassionate Community Ctr Expertise COCO, Pl Laan, Brussels, Belgium