Study Search Results Your query returned 2 results. 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. Outcome Evaluation of the Iowa State Residential Substance Abuse Treatment (RSAT) Program, 1997-2001 (ICPSR 3368) Cadoret, Remi 2. Iowa Youth and Families Project, 1989-1992 (ICPSR 26721) Conger, Rand D.; Lasley, Paul; Lorenz, Frederick O.; et al.