| Institution: | 1. Physical Medicine and Rehabilitation Department, Parc Salut Mar (Hospital del Mar – Hospital de l’Esperança), Barcelona, Catalonia, Spain;2. Rehabilitation Research Group, Institut Hospital del Mar d’Investigacions Mèdiques (IMIM), Barcelona, Catalonia, Spain;3. School of Medicine, Universitat Autònoma de Barcelona (UAB), Barcelona, Catalonia, Spain;4. School of Medicine, Universitat Internacional de Catalunya, Barcelona, Catalonia, Spain;5. Geriatrics Department, Parc de Salut Mar (Centre Fòrum - Hospital del Mar), Barcelona, Catalonia, Spain;6. Department of Health Sciences (CEXS), Universitat Pompeu i Fabra, Barcelona, Catalonia, Spain;7. Methodology & Biostatistics Support Unit, Institut Hospital del Mar d’Investigacions Mèdiques (IMIM), Barcelona, Catalonia, Spain;8. Respiratory Medicine Department, Parc Salut Mar (Hospital del Mar – Centre Fòrum del Hospital del Mar), Barcelona, Catalonia, Spain;9. Muscle and Respiratory System Research Unit (URMAR), Institut Hospital del Mar d’Investigacions Mèdiques (IMIM), Barcelona, Catalonia, Spain;10. Centro de Investigación en Red de Enfermedades Respiratorias (CIBERES), Instituto de Salud Carlos III (ISCIII), Madrid, Spain;11. Hospital Home-care Unit, Hospital Universitario Marqués de Valdecilla, Santander, Cantabria, Spain |
