Teen drinking, smoking and drug use overall are stable, but the percentage of teens using marijuana is increasing, according to a new report from the University of Michigan's Institute for Social Research.
원문출처 : http://www.cnn.com/2017/12/14/health/monitoring-the-future-teen-drug-use-2017-survey/index.html
원문출처 : http://www.cnn.com/2017/12/14/health/monitoring-the-future-teen-drug-use-2017-survey/index.html