Key points are not available for this paper at this time.
Journal Article Influence of Age Upon Measures of Problem Solving and Experiential Background in Subjects With Longstanding Cerebral Dysfunction Get access Kathleen B. Fitzhugh, Ph.D., Kathleen B. Fitzhugh, Ph.D. 2New Castle State Hospital New CastleIndiana Search for other works by this author on: Oxford Academic PubMed Google Scholar Loren C. Fitzhugh, Ph.D., Loren C. Fitzhugh, Ph.D. 2New Castle State Hospital New CastleIndiana Search for other works by this author on: Oxford Academic PubMed Google Scholar Ralph M. Reitan, Ph.D. Ralph M. Reitan, Ph.D. 3Indiana University Medical Center, IndianapolisIndiana Search for other works by this author on: Oxford Academic PubMed Google Scholar Journal of Gerontology, Volume 19, Issue 2, April 1964, Pages 132–134, https://doi.org/10.1093/geronj/19.2.132 Published: 01 April 1964
Fitzhugh et al. (Wed,) studied this question.