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Journal Article Family Support Systems for the Aged Some Social and Demographic Considerations Get access Judith Treas, PhD Judith Treas, PhD 2Faculty Research Associate, Social Organization & Behavior Laboratory. Andrus Cerontology Center, Univ. of Southern CaliforniaLos Angeles 90007 Search for other works by this author on: Oxford Academic PubMed Google Scholar The Gerontologist, Volume 17, Issue 6, December 1977, Pages 486–491, https://doi.org/10.1093/geront/17.6.486 Published: 01 December 1977
Judith Treas (Thu,) studied this question.