TY - JOUR A1 - Strawbridge, W.J. A1 - Kaplan, G.A. A1 - Camacho, T. A1 - Cohen, R.D. T1 - The dynamics of disability and functional change in an elderly cohort: results from the Alameda County Study Y1 - 1992 JF - Journal of the American Geriatrics Society VL - 40 SP - 799 EP - -806 ER -