1. Clinic of Psychosomatic Medicine and Psychotherapy, Medical Psychology and Medical Sociology, University Medical Center of the Johannes Gutenberg-University Mainz, Germany
2. Palliative Medicine, Dr. Horst Schmidt Clinic, Wiesbaden, Germany
3. Interdisciplinary Palliative Care Unit, III. Department of Medicine, University Medical Center of the Johannes Gutenberg-University Mainz, Germany
4. Clinic for Anesthesiology, University Medical Center of the Johannes Gutenberg-University Mainz, Germany