Affiliation: | 1. Nursing and Healthcare Research Unit (Investén‐isciii), Madrid, Spain;2. REDISSEC, Red de Investigación en Servicios de Salud de Enfermedades Crónicas, Madrid, Spain;3. Instituto de Salud Carlos III, Nursing and Healthcare Research Unit (Investén‐isciii), Madrid, Spain;4. Ciber Fragilidad y Envejecimiento Saludable (CIBERFES), Madrid, Spain;5. Department of Health Sciences, Public University of Navarra, Navarra, Spain;6. Department of Nursing and Physiotherapy, University of the Balearic Islands, Palma de Mallorca, Balearic Islands, Palma, Spain;7. Instituto Maimónides de Investigación Biomédica (IMIBIC)/Universidad de Córdoba/Hospital Universitario Reina Sofía, Córdoba, Spain |