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. Census of Population and Housing, 1980 [United States]: Summary Tape File 5, Special Tabulations of Population 60 Years and Over (ICPSR 8658) United States Department of Commerce. Bureau of the Census 1 more result in Census of Population and Housing, 1980 [United States] Series 2. Survey of Income and Program Participation (SIPP) 1984 Panel: Health-Wealth Merged File (ICPSR 8903) United States Department of Commerce. Bureau of the Census 3. United States Microdata Samples Extract File, 1940-1980: Demographics of Aging (ICPSR 8353) Inter-university Consortium for Political and Social Research 4. Matlab [Bangladesh] Health and Socioeconomic Survey (MHSS), 1996 (ICPSR 2705) Rahman, Omar; Menken, Jane; Foster, Andrew; et al.