1. Department of Medicine; Spital Uster; Uster Switzerland
2. Department of Psychiatry; Brigham and Women’s Hospital; Boston USA
3. Department I of Internal Medicine, Center for Integrated Oncology Aachen Bonn Cologne Duesseldorf, Cochrane Haematology; Faculty of Medicine and University Hospital Cologne, University of Cologne; Cologne Germany
4. Palliative Medicine Division, Department of Rehabilitation and Geriatrics; Geneva University Hospitals; Geneva Switzerland
5. Department of Psychosocial Oncology and Palliative Care; Dana-Farber Cancer Institute; Boston USA
6. Harvard Medical School; Boston USA
7. Institute of Medical Biometry and Statistics; Faculty of Medicine and Medical Center, University of Freiburg; Freiburg Germany
8. Department of Palliative Care; University Hospital Basel; Basel Switzerland