1. Palliative Care Unit, Infanta Elena University Hospital, Valdemoro, Madrid, Spain
2. Faculty of Medicine, Universidad Francisco de Vitoria, Madrid, Spain
3. Department of Physical Therapy, Occupational Therapy, Physical Medicine, and Rehabilitation; Humanities and Qualitative Research in Health Science Research Group, Rey Juan Carlos University (Hum&QRinHS), Alcorcón, Spain
4. Bioethics Department and Support Team, Hospital Universitario Infanta Elena, Valdemoro, Madrid, Spain
5. Clinical and Organizational Innovation Unit (UICO), Madrid, Spain
6. Healthcare Research Institute, Fundación Jiménez Díaz University Hospital, Madrid, Spain
7. Palliative Care, Fundación Jiménez Díaz University Hospital, Madrid, Spain