Federal Surveillance Data on Fighting
Monitoring the Future Survey - National Institute on Drug Abuse (NIDA), National Institutes of Health
Youth Risk Behavior Survey - Centers for Disease Control and Prevention, U.S. Department of Health and Human Services
National Longitudinal Study of Adolescent Health (Add Health) - National Institute of Child Health and Human Development, National Institutes of Health
The National Household Survey on Drug Abuse - Office of Applied Studies, Substance Abuse and Mental Health Services Administration