Lawton, M. Powell, Philadelphia Geriatric Center, Old York Road, Philadelphia.
Lefroy, R.B., Department of Public Health, University of Western Australia
Lerer, L.B., Community Health Research Group, Medical Research Council
Louw, J., Department of Psychology, University of Cape Town
Louw, Stephen J., Geriatric Unit, Medical School, University of Cape Town, Observatory
Lowis, Michael J.
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