title: Epidemiology of healthy ageing and the idea of more refined outcome measures.
authors.forename: Mika
authors.initials: M
authors.lastname: Kivimäki
authors.forename: Jane E
authors.initials: JE
authors.lastname: Ferrie
mesh_terms: D000375:Aging; D004812:Epidemiologic Methods; D006304:Health Status; D006801:Humans; D008137:Longitudinal Studies; D017063:Outcome Assessment, Health Care