1. International Observatory on End of Life Care, Lancaster University, Lancaster, UK
2. Universitair Medisch Centrum Utrecht, Utrecht, The Netherlands
3. University of Bologna, Bologna, Italy
4. Radboud University, Nijmegen, The Netherlands
5. Erasmus MC, Rotterdam, The Netherlands
6. VUB-UGhent End-of-Life Care Research Group, Vrije Universiteit Brussel (VUB), Brussels, Belgium
7. Institute of Primary Care, University of Pécs Medical School, Pécs, Hungary