00784nam a22003137i 4500 20141212094942.0 000103s2000 sp gr 000 0 spa c 1079-5006 (papel) 1758-535X (online) eng BROWN, L.A. ATTENTIONAL DEMANDS AND POSTURAL RECOVERY: THE EFFECTS OF AGING Accidentes Caídas Edad Efectos Equilibrio Factor de riesgo Personas mayores Mayores Documental ET AL. JOURNALS OF GERONTOLOGY,THE Vol. 54A, no. 4 (1999), p. M165-M171 13 40 AR 20000103 R. 420 SS AR