Cannabis, Impaired Driving, and Road Safety: An Overview of Key Questions and Issues Posted on September 13, 2021February 3, 2022 By Becky Carter Bruna Brands, Patricia Di Ciano, et al Front. Psych.; 12:641549; 2021 Download the article here Cannabis and Cannabinoids, DREs / Traffic Safety Resource Prosecutors, Seized Drugs/Controlled Substances, Toxicology