Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Series results are grouped under the most relevant study. Ungroup series results to view all results. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Evaluation of Drug Treatment Programs at the State Correctional Institution in Chester, Pennsylvania, 2003-2004 (ICPSR 20348) Welsh, Wayne N. 2. Research on Pathways to Desistance [Maricopa County, AZ and Philadelphia County, PA]: Release Measures, 2000-2010 [Restricted] (ICPSR 34488) Mulvey, Edward P.