Mark Zborowski, B.S., Lorraine D. Eyde, Ph.D.; Aging and Social Participation1, Journal of Gerontology, Volume 17, Issue 4, 1 October 1962, Pages 424–430,
No takes yet. Share an insight, caveat, or question.
Zborowski et al. (1962) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: