1. U.S. Department of Justice Drug Enforcement Administration Drugs of Abuse, A DEA Resource Guide, 2015 Edition http://www.dea.gov/pr/multimedia-library/publications/drug_of_abuse.pdf
2. U.S. Food and Drug Administration Medication Guide Desoxyn ® , 2013 http://www.fda.gov/downloads/Drugs/DrugSafety/ucm088582.pdf
3. National Institute on Drug Abuse Drug Facts: Methamphetamine , 2014 https://www.drugabuse.gov/publications/drugfacts/methamphetamine
4. United Nations Office on Drugs and Crime World Drug Report 2015 (United Nations publication, Sales No. E.15.XI.6) https://www.unodc.org/documents/wdr2015/World_Drug_Report_2015.pdf
5. Pharmaceuticals and the Environment (PiE): Evolution and impact of the published literature revealed by bibliometric analysis