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Journal Article Analysis of the Wais Subtests in Relation to Age and Education Get access James E. Birren, Ph.D., James E. Birren, Ph.D. Section on Aging, National Institute of Mental Health, BethesdaMaryland Search for other works by this author on: Oxford Academic PubMed Google Scholar Donald F. Morrison, Ph.D. Donald F. Morrison, Ph.D. Section on Aging, National Institute of Mental Health, BethesdaMaryland Search for other works by this author on: Oxford Academic PubMed Google Scholar Journal of Gerontology, Volume 16, Issue 4, October 1961, Pages 363–369, https://doi.org/10.1093/geronj/16.4.363 Published: 01 October 1961
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Birren et al. (1961) studied this question.
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