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Download full textJohnston, Lloyd D.; O'Malley, Patrick M.; Schulenberg, John; Bachman, Jerald G. – 1996
This paper presents information from the ongoing research program, Monitoring the Future. The program is designed to: (1) monitor drug use and potential explanatory factors among American secondary school students, and other young adults; (2) distinguish which of three different kinds of change--maturational, historical, and/or cohort are…
Descriptors: Adolescent Development, Adults, Behavior Change, Behavior Patterns
