1. Wehrman J. Fake marijuana spurs more than 2,500 calls to U.S. poison centers this year alone. Alexandra: American Association of Poison Control Centers; 2010.
2. United States Drug Enforcement Administration. Schedules of controlled substances: placement of five synthetic cannabinoids into Schedule I, 21 CFR Part 1308 [Docket No. DEA-345]. Fed Regist. 2012;77:12508–14.
3. United States Drug Enforcement Administration. DEA makes three more “fake pot” drugs temporarily illegal today. Washington: United States Department of Justice; 2013.
4. United States Drug Enforcement Administration. DEA news: huge synthetic drug takedown. Washington: United States Department of Justice; 2014.
5. United States Drug Enforcement Administration. Schedules of controlled substances: temporary placement of the synthetic cannabinoid MAB-CHMINACA into Schedule I. United States Department of Justice, Washington, D.C. 2015. Retrieved on November 11, 2015. http://www.deadiversion.usdoj.gov/fed_regs/rules/2015/fr0916_2.htm