Knut Wester1, Johan Wikström2, Niels Lynøe3, Anders Eriksson4. 1. Department of Clinical Medicine, University of Bergen, Bergen, Norway. 2. Department of Surgical Sciences, Radiology, Uppsala University, Uppsala, Sweden. 3. Centre for Healthcare Ethics, Karolinska Institutet, Stockholm, Sweden. 4. Department of Community Medicine and Rehabilitation, Forensic Medicine, Umeå University, Umeå, Sweden.