Study Search Results Your query returned 6 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Study Relevance Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Variable Relevance (?) Study Title/Investigator 1. Monitoring the Future: A Continuing Study of American Youth (12th-Grade Survey), 2002 (ICPSR 3753) Johnston, Lloyd D.; Bachman, Jerald G.; O'Malley, Patrick M.; et al. 31 more results in Monitoring the Future (MTF) Series 2. Health Behavior in School-Aged Children, 1997-1998 [United States] (ICPSR 3522) World Health Organization 3. Drug Use Among Young American Indians: Epidemiology and Prediction, 1993-2006 and 2009-2013 (ICPSR 35062) Beauvais, Fred; Swaim, Randall 4. National Comorbidity Survey: Baseline (NCS-1), 1990-1992 (ICPSR 6693) Kessler, Ronald C. 5. National Comorbidity Survey: Reinterview (NCS-2), 2001-2002 (ICPSR 35067) Kessler, Ronald 6. Maternal Lifestyle Study in Four Sites in the United States, 1993-2011 (ICPSR 34312) Lester, Barry; Bada, Henrietta; Bauer, Charles; et al.