TY - JOUR A1 - Katz, S. A1 - Ford, A.B. A1 - Moskowitz, R.W. A1 - Jackson, B.A. A1 - Jaffe, M.W. T1 - Studies of illness in the aged ‒ The index of Adl: A standardized measure of biological and psychosocial function Y1 - 1963 DO - 10.1001/jama.1963.03060120024016 JF - Jama ‒ Journal of the American Medical Association VL - 185 IS - 12 ER -