Comparative effectiveness of extended-release naltrexone versus buprenorphine-naloxone for opioid relapse prevention

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5806119/

Tanum: An Open Label Study 

https://www.vivitrolhcp.com/tanum-clinical-study

U.S Life Expectancy Drops amid “Disturbing” Rise in Overdoses and Suicides

https://www.npr.org/2018/11/29/671844884/u-s-life-expectancy-drops-amid-disturbing-rise-in-overdoses-and-suicides