Identifying and separating the effects of practice and of cognitive ageing during a large longitudinal study of elderly community residents.
In protracted longitudinal studies of cognitive changes in old age volunteers must be repeatedly tested. Even with intervals of several years between assessment, this raises the possibility that improvements due to practice mask other changes. This problem is much more acute in brief studies of cogn...
Glavni autori: | , , , , |
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Format: | Journal article |
Jezik: | English |
Izdano: |
2001
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