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. (?) Study Title/Investigator 1. Citizenship, Democracy, and Drug-Related Violence (CIDENA, 2011) (ICPSR 34670) Collective for Security Analysis with Democracy A.C.; Universidad Panamericana (Mexico). IPADE Business School. Center for the Study of Institutional Governance; Sistemas de Inteligencia en Mercados y Opinión (Mexico) 2. National Youth Survey [United States]: Wave I, 1976 (ICPSR 8375) Elliott, Delbert 6 more results in National Youth Survey (NYS) Series 3. Project on Human Development in Chicago Neighborhoods (PHDCN): Emotionality, Activity, Sociability, and Impulsivity Temperament Survey, Wave 1, 1994-1995 (ICPSR 13586) Earls, Felton J.; Brooks-Gunn, Jeanne; Raudenbush, Stephen W.; et al.