title: Different ways to think about frailty?
authors.forename: Melissa K
authors.initials: MK
authors.lastname: Andrew
authors.forename: Arnold B
authors.initials: AB
authors.lastname: Mitnitski
mesh_terms: D000369:Aged, 80 and over; D016330:Frail Elderly; D015577:Geriatric Assessment; D006801:Humans; D008962:Models, Theoretical; D013577:Syndrome