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. Most Downloaded Variable Relevance (?) Study Title/Investigator 1. National Survey of Parents and Youth (NSPY), 1998-2004 -- Restricted Use Files (ICPSR 27868) David, Susan; Hornik, Robert; Maklan, David 2. Oregon Youth Substance Use Project (OYSUP), 1998-2010 (ICPSR 34263) Andrews, Judy 3. Maternal Lifestyle Study in Four Sites in the United States, 1993-2011 (ICPSR 34312) Lester, Barry; Bada, Henrietta; Bauer, Charles; et al. 4. Project on Human Development in Chicago Neighborhoods (PHDCN): Drug Use, Wave 3, 2000-2002 (ICPSR 13694) Earls, Felton J.; Brooks-Gunn, Jeanne; Raudenbush, Stephen W.; et al. 10 more results in Project on Human Development in Chicago Neighborhoods (PHDCN) Series 5. Center for Education and Drug Abuse Research (CEDAR): Etiological and Prospective Family Study in Southwestern Pennsylvania, Baseline Data, 1990-2011 (ICPSR 33444) Tarter, Ralph E. 6. Experience of Violence in the Lives of Homeless Persons: The Florida Four City Study, 2003-2004 (ICPSR 20363) Wright, James D.; Jasinski, Jana L.; Mustaine, Elizabeth; et al.