TY - JOUR A1 - Brunner, E.J. A1 - Shipley, M.J. A1 - Ahmadi-Abhari, S. A1 - Valencia Hernandez, C. A1 - Abell, J.G. A1 - Singh-Manoux, A. A1 - Kawachi, I. A1 - Kivimaki, M. T1 - Midlife contributors to socioeconomic differences in frailty during later life: A prospective cohort study Y1 - 2018 DO - 10.1016/S2468-2667(18)30079-3 VL - 3 IS - 7 ER -