Study Search Results Your query returned 3 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. ACTIVE (Advanced Cognitive Training for Independent and Vital Elderly), 1999-2001 [United States] (ICPSR 4248) Tennstedt, Sharon; Morris, John; Unverzagt, Frederick; et al. 2. Euro-Barometer 32: The Single European Market, Drugs, Alcohol, and Cancer, November 1989 (ICPSR 9519) Reif, Karlheinz; Melich, Anna 3. Home Heating Costs of the Rural Elderly in Michigan, 1980 (ICPSR 9051) Douglass, Richard L.