1. End-of-Life Care Research Group, Vrije Universiteit Brussel (VUB) and Ghent University, Brussels and Ghent, Belgium
2. Department of Geriatric Medicine, Ghent University Hospital, Ghent, Belgium
3. EMGO+ Institute for Health and Care Research, Expertise Center for Palliative Care, VU University Medical Center, Amsterdam, The Netherlands
4. Radboud University Medical Center, Department of Anesthesiology, Pain and Palliative Medicine, Nijmegen, The Netherlands
5. Unit for Research on Aging Society, Department of Sociology, Chair of Epidemiology and Preventive Medicine, Faculty of Medicine, Jagiellonian University Medical College, Cracow, Poland
6. National Institute for Health and Welfare, Helsinki, Finland
7. International Observatory on End-of-Life Care, Lancaster University, Lancaster, UK
8. Università Cattolica del Sacro Cuore, Rome, Italy
9. Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy