National Institute on Drug Abuse. Institute for Social Research, University of Michigan. The Monitoring the Future Study, The University of Michigan. The rise in drug use among American teens continues in 1996. Press release of December 19, 1996.
All data are unadjusted for underreporting of nitrites.
National Institutes of Health. National Institute on Drug Abuse. Institute for Social Research, University of Michigan. The Monitoring the Future Study, The University of Michigan. The rise in drug use among American teens continues in 1996.