[1] Vrije Universiteit Brussel (VUB) & Ghent University,End
[2] Vrije Universiteit Brussel (VUB),of
[3] UMC Utrecht,Life Care Research Group
[4] Wilhelmina Children’s Hospital,Department of Family Medicine and Chronic Care
[5] UMC Utrecht,Center of Expertise Palliative Care Utrecht, Julius Center of Health and Primary Care
[6] University Hospital Brussels,Division of Paediatrics
[7] Vrije Universiteit Brussel (VUB),Department of Paediatric Hematology
[8] Ghent University,Oncology