1. Interdisciplinary Palliative Care Unit, III. Department of Medicine, University Medical Center of the Johannes Gutenberg University of Mainz, Mainz, Germany
2. Institute of Occupational, Social and Environmental Medicine, University Medical Center of the Johannes Gutenberg University of Mainz, Mainz, Germany
3. Institute for Medical Ethics and History of Medicine, NRW-Junior Research Group “Medical Ethics at the End of Life: Norm and Empiricism”, Ruhr-University Bochum, Bochum, Germany