1. Nursing Department, Facultat d'Infermeria i Podologia, University of Valencia, Valencia 46010, Spain
2. Frailty Research
Organized Group (FROG), University of Valencia, Valencia 46010, Spain
3. Palliative Care Essentials, Fredericksburg,
Virginia, USA
4. Nursing Care and Education Research Group (GRIECE), University of Valencia, Valencia
46010, Spain
5. Internal Medicine, Consorcio Hospital General Universitario de Valencia, Valencia 46014, Spain