Nursing Homes
Morris, J. N., Fries, B. E., Mehr, D. R., Hawes, C., Phillips, C., Mor, V., Lipsitz, L. A. 1994. MDS Cognitive Performance Scale. Journal of Gerontology. 49 (4) M174-82.
Hartmaier, S. L., Sloane, P. D., Guess, H. A., Koch, G. G. 1994. The MDS Cognition Scale: a valid instrument for identifying and staging nursing home residents with dementia using the minimum data set.. Journal of the American Geriatrics Society. 42 (11) 1173-9.
Perls, T. T., Morris, J. N., Ooi, W. L., Lipsitz, L. A. 1993. The relationship between age, gender and cognitive performance in the very old: the effect of selective survival. Journal of the American Geriatrics Society. 41 (11) 1193-201.