Staff, Roger T.Hogan, Michael J.Williams, Daniel S.Whalley, L. J.2019-01-032019-01-032018-12-10Staff, R T, Hogan, M J, Williams, D S & Whalley, L J 2018, 'Intellectual engagement and cognitive ability in later life (the "use it or lose it" conjecture) : Longitudinal, prospective study', BMJ (Online), vol. 363, k4925. https://doi.org/10.1136/bmj.k49250959-8146http://hdl.handle.net/2164/11716Data sharing: All data are available by application to the Aberdeen Birth Cohort steering group (https://www.abdn.ac.uk/birth-cohorts/1921/for-researchers/).640111engSDG 3 - Good Health and Well-beingR MedicineGeneral MedicineRIntellectual engagement and cognitive ability in later life (the "use it or lose it" conjecture) : Longitudinal, prospective studyJournal article10.1136/bmj.k4925https://www.scopus.com/pages/publications/85058510978