Study Search Results Your query returned 4 results. Series results are grouped under the most relevant study. You can ungroup series results. Use the search box below to revise your search, or start a new search. Results per page: 25 50 100 Sort by: Study Relevance Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded Variable Relevance (?) Study Title/Investigator 1. Changing Lives of Older Couples (CLOC): A Study of Spousal Bereavement in the Detroit Area, 1987-1993 (ICPSR 3370) Nesse, Randolph M.; Wortman, Camille; House, James; et al. 2. National Social Life, Health, and Aging Project (NSHAP): Wave 2 and Partner Data Collection (ICPSR 34921) Waite, Linda J.; Cagney, Kathleen; Dale, William; et al. 3. National Social Life, Health, and Aging Project (NSHAP): Wave 1 (ICPSR 20541) Waite, Linda J.; Laumann, Edward O.; Levinson, Wendy; et al. 4. Health and Retirement Study (HRS) (ICPSR 6854) Juster, F. Thomas; Willis, Robert J.