Study Search Results Your query returned 11 results. Series results are grouped under the most relevant study. You can ungroup series results. Use the search box below to revise your search, or start a new search. 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. Monitoring the Future: A Continuing Study of American Youth (8th- and 10th-Grade Surveys), 1992 (ICPSR 2522) Johnston, Lloyd D.; Bachman, Jerald G.; O'Malley, Patrick M.; et al. 10 more results in Monitoring the Future (MTF) Series 2. Project on Human Development in Chicago Neighborhoods (PHDCN): Perceptions of Drug Risk, Wave 2, 1997-2000 (ICPSR 13643) Earls, Felton J.; Brooks-Gunn, Jeanne; Raudenbush, Stephen W.; et al. 13 more results in Project on Human Development in Chicago Neighborhoods (PHDCN) Series 3. Toledo Adolescent Relationships Study (TARS): Wave 1, 2001 (ICPSR 4679) Giordano, Peggy C.; Longmore, Monica A.; Manning, Wendy D. 1 more results in Toledo Adolescent Relationships Study (TARS) Series 4. National Survey of Parents and Youth (NSPY), 1998-2004 -- Restricted Use Files (ICPSR 27868) David, Susan; Hornik, Robert; Maklan, David 5. Health Behavior in School-Aged Children, 1997-1998 [United States] (ICPSR 3522) World Health Organization 6. Drug Abuse Treatment Outcome Study--Adolescent (DATOS-A), 1993-1995: [United States] (ICPSR 3404) United States Department of Health and Human Services. National Institutes of Health. National Institute on Drug Abuse 7. National Longitudinal Study of Adolescent Health (Add Health), 1994-2008 (ICPSR 21600) Harris, Kathleen Mullan; Udry, J. Richard 8. National Comorbidity Survey: Adolescent Supplement (NCS-A), 2001-2004 (ICPSR 28581) Kessler, Ronald C. 9. Drug Use Among Young American Indians: Epidemiology and Prediction, 2001-2006 and 2009-2013 (ICPSR 35062) Beauvais, Fred; Swaim, Randall 10. Iowa Youth and Families Project, 1989-1992 (ICPSR 26721) Conger, Rand D.; Lasley, Paul; Lorenz, Frederick O.; et al. 11. Youth Development Study, 1988-2004 [St. Paul, Minnesota] (ICPSR 24881) Mortimer, Jeylan T.