TY - JOUR A1 - Penninx, B.W.J.H. A1 - Leveille, S. A1 - Ferrucci, L. A1 - Van Eijk, J.T.M. A1 - Guralnik, J.M. T1 - Exploring the effect of depression on physical disability: Longitudinal evidence from the established populations for epidemiologic studies of the elderly Y1 - 1999 DO - 10.2105/AJPH.89.9.1346 JF - American Journal of Public Health VL - 89 IS - 9 ER -