Trends Among U.S. High School Seniors in Recent Marijuana Use and Associations With Other Substances: 1976–2013

• Stephanie T. Lanza, Sara A. Vasilenko, John J. Dziak, Nicole M. Butera

• Journal of Adolescent Health, August 2015, Elsevier
• DOI: 10.1016/j.jadohealth.2015.04.006