Study Search Results Your query returned 3 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. Health Behavior in School-Aged Children, 1995-1996: [United States] (ICPSR 3154) World Health Organization 2. Monitoring the Future: A Continuing Study of American Youth (8th- and 10th-Grade Surveys), 1991 (ICPSR 2521) Johnston, Lloyd D.; Bachman, Jerald G.; O'Malley, Patrick M.; et al. 9 more results in Monitoring the Future (MTF) Series 3. Youth Development Study, 1988-2004 [St. Paul, Minnesota] (ICPSR 24881) Mortimer, Jeylan T.