Tuesday, 16. January 2007

Study questions "gateway" theory of drug abuse


The findings call into question the "gateway" hypothesis - that is, that youths at risk of drug abuse progress from using alcohol and cigarettes to illegal "soft" drugs like marijuana to "hard" drugs like cocaine and heroin, Dr. Ralph E. Tarter of the University of Pittsburgh School of Pharmacy and colleagues write in the American Journal of Psychiatry.

scientificamerican.com

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