TY - CHAP A1 - Wolf, D. T1 - Late-life disability trends and trajectories Y1 - 2016 DO - 10.1016/B978-0-12-417235-7.00004-4 A3 - George, L.K. A3 - Ferraro, K.F. T2 - Handbook of aging and the social sciences CY - London PB - Academic Press ER -