Ginsburg B. С. et al. Purity of Synthetic Cannabinoids Sold Online for Recreational Use // Journal of Analytical Toxicology. 36 (1). January 2012.
79
Jena А. В., Goldman D. P. Growing Internet Use May Help Explain the Rise in Prescription Drug Abuse in the United States // Health Affairs. May 12, 2011 на http:// content.healthaffairs.org/content/30/6/1192.full.pdf+html.
