1. Institute of Humanities in Medicine, Lausanne University Hospital and University of Lausanne, Av. de Provence 82, Lausanne CH-1007, Switzerland
2. Institute of Biomedical Ethics and History of Medicine, University of Zurich, Zurich, Switzerland
3. Institute of Humanities in Medicine, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland
4. Palliative & Supportive Care Service, Chair in Geriatric Palliative Care, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland