1. ANA Issue Brief 2017 The opioid epidemic: Addressing the growing drug overdose problem http://nursingworld.org/DocumentVault/Health-Policy/Issue-Briefs/ANA-IssueBrief-Opioid-Epidemic.pdf/
2. Delivering opioid maintenance treatment in rural and remote settings;Berends;The Australian Journal of Rural Health,2015
3. The Politics of Narcotic Drugs
4. Carroll , D. J. 2016 Civil war veterans and opiate addiction in the gilded age https://journalofthecivilwarera.org/2016/11/civilwar-veterans-opiate-addiction-gilded-age/