Study Search Results Your query returned 2 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Study Relevance Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Variable Relevance (?) Study Title/Investigator 1. Strengthening Washington DC Families (SWFP) Project, 1998 - 2004 (ICPSR 34425) Kumpfer, Karol; Gottfredson, Denise 2. Health and Ways of Living Study, 1965 Panel: [Alameda County, California] (ICPSR 6688) Breslow, Lester; Kaplan, George A.