P1-70 Prevalence of dependency in older people in chile. Frequency and social differentials
C Albala, H Sanchez, L Lera, A Fuentes, X Cea, F Salas
Journal of Epidemiology & Community Health Aug 2011, 65 (Suppl 1) A86; DOI: 10.1136/jech.2011.142976c.63