P.G. Britton, K. Bergmann, D.W.K. Kay, and R.D. Savage (1967)
Mental state, cognitive functioning, physical health, and social class in the community aged
Journal of Gerontology, 22:517 --521.
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P.G. Britton, K. Bergmann, D.W.K. Kay, and R.D. Savage (1967)
Journal of Gerontology, 22:517 --521.
Document Actions