00728nam a22002777i 4500 20141212093242.0 920124s1992 sp gr 000 0 spa c eng HILL, B.S. THE CHANGING NATIONAL POLICY SYSTEM: COMPLEXITY, MEDICARE, AND IMPLICATIONS FOR AGING GROUPS Personas mayores Política sanitaria Política social EE.UU. Mayores Documental HINCKLEY, K.A. JOURNAL OF AGING AND SOCIAL POLICY Vol. 3, no. 1-2 (1991), p. 91-110 13 42 R1a R1g AR 19920124 R.839 AR