1. Tuusula Health Care Centre, Tuusula, Finland
2. Department of Public Health, University of Helsinki, Helsinki, Finland
3. University of Eastern Finland, Kuopio, Finland
4. University of Helsinki and Helsinki University Hospital, Helsinki, Finland
5. Department of Urology, University of Helsinki and Helsinki University Hospital, Helsinki, Finland
6. Terhokoti Hospice, Helsinki, Finland
7. Department of Oncology, Palliative Care Unit, Tampere University Hospital and University of Tampere, Tampere, Finland
8. Department of Palliative Care, Comprehensive Cancer Center, Helsinki University Hospital and University of Helsinki, Helsinki, Finland