title: Frailty in the oldest old: prevalence and associated factors.
authors: Assumpta
authors: A
authors: Ferrer
authors: Teresa
authors: T
authors: Badia
authors: Francesc
authors: F
authors: Formiga
authors: Héctor
authors: H
authors: Sanz
authors: Maria J
authors: MJ
authors: Megido
authors: Ramón
authors: R
authors: Pujol
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003072:Cognition Disorders / Q000453:epidemiology*; D005260:Female; D016330:Frail Elderly / Q000706:statistics & numerical data*; D015577:Geriatric Assessment; D006801:Humans; D008297:Male; D015995:Prevalence; D018570:Risk Assessment; D012307:Risk Factors; D013030:Spain / Q000453:epidemiology