[1] Hospital de La Santa Creu I Sant Pau,Geriatric Unit, Departament de Medicina, Internal Medicine Department
[2] Universitat Autònoma de Barcelona,Department of Clinical Epidemiology and Public Health
[3] CIBER Epidemiología Y Salud Pública (CIBERESP),undefined
[4] HSCSP Sant Pau Biomedical Research Institute (IIB Sant Pau),undefined