1. Palliative Care Unit, Hospices Civils de Lyon, Lyon Sud University Hospital, Pierre Bénite, France.
2. Division of Palliative Care Medicine, Department of Oncology, University of Alberta, Edmonton, Alberta, Canada.
3. Tertiary Palliative Care Unit, Grey Nuns Community Hospital, Edmonton, Alberta, Canada.
4. Palliative Institute, Covenant Health, Edmonton, Alberta, Canada.
5. Department of Cancer Research and Molecular Medicine, Faculty of Medicine, European Palliative Care Research Centre, Norwegian, University of Science and Technology (NTNU), Trondheim, Norway.
6. Sunniva Centre for Palliative Care, Haraldsplass Deaconess Hospital, Bergen, Norway.
7. Regional Centre of Excellence for Palliative Care, Western Norway, Haukeland University Hospital, Bergen, Norway.
8. MD Anderson Cancer Center, Houston, Texas.