1. United States Department of Health and Human ServicesHHS2017-06-14The U.S. Opioid Epidemic
https://www.hhs.gov/opioids/about-the-epidemic/
2. Prescription Drug Abuse: Insight Into the Epidemic
3. KuhlEPsychiatry20152017-06-14Mitigating the effects of opioid use among workers
https://psychiatry.org/.../PWMH/Mitigating-Effects-Opioid-Use-Among-Workers.pdf
4. SAMHSA20152017-06-14Behavioral health trends in the United States: Results from the 2014 national survey on drug use and health
https://www.samhsa.gov/data/sites/default/files/NSDUH-FRR1-2014/NSDUH-FRR1-2014.pdf
5. NSC2017-06-14Addressing opioids in the workplace employer policies under the microscope
http://www.nsc.org/learn/NSC-Initiatives/Pages/prescription-painkillers-for-employers.aspx