Marijuana Addiction: Rates & Usage Statistics (National Center for Drug Abuse Statistics, 11/17/2020). 

https://news.ohsu.edu/2022/12/07/teen-cannabis-abuse-has-increased-245-over-20-years-study-finds

 Study:  Marijuana ads and store location influence youth marijuana use (Washington State University 10/8/2020). 

 Study: Marijuana use increases pain after surgery, requires more anesthesia (CNN, 10/5/2020). 

 Study:  Marijuana use during pregnancy linked to autism in babies (CNN, 8/10/2020). 

 Study: Teens more likely to use marijuana following legalization (University of Washington, 7/20/2020). 

Practical Theorist Cannabis The Current State of Affairs (CADCA 6/30/2020). 

 Users of high-potency cannabis four times more likely to report associated problems (Science Daily 5/28/2020).