1. Department of Urology; University of Heidelberg; Heidelberg Germany
2. Department of Biomedical Ethics; University of Zürich; Zürich Switzerland
3. Department of Psychiatry; University of Basel; Basel Switzerland
4. Division of Psychooncology, Department for Psychosomatic and General Clinical Medicine; University of Heidelberg; Heidelberg Germany
5. Center for Medical Education; Ruhr-University Bochum; Bochum Germany