Search Results Use the search box below to revise your search, or start a new search. Studies (4) Variables Publications Your query returned 4 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. Community Health Center: Core Data Project, 2001-2002 (ICPSR 21520) Bradford, Judith B. 2. Criminal Justice Drug Abuse Treatment Studies (CJ-DATS) 2: HIV Services and Treatment Implementation in Corrections 2010-2013 [United States] (ICPSR 34983) Belenko, Steven; Fletcher, Bennett; Friedmann, Peter; et al. 3. Drug Use Trajectories: Ethnic/Racial Comparisons, 1998-2002 [United-States] (ICPSR 30862) Turner, Jay 4. Youth Development Study, 1988-2011 [St. Paul, Minnesota] (ICPSR 24881) Mortimer, Jeylan T.