Gallup: “14% of Americans Say They Use CBD Products,” Aug. 7, 2019.

Journal of the American Medical Affiliation: “Effect of Cannabidiol and Tetrahydrocannabinol on Driving Performance.”

Johannes G. Ramaekers, PhD, professor of psychopharmacology and behavioral toxicology, College of Maastricht, Netherlands.

Mind Habits: “The influence of THC:CBD oromucosal spray on driving ability in patients with multiple sclerosis-related spasticity.”

Paul Armentano, deputy director, NORML.

Adrian Devitt-Lee, chief science author, Undertaking CBD.

AAA: “Fatal Crashes Involving Drivers Who Test Positive for Marijuana Increase After State Legalizes Drug.”

Nationwide Freeway Site visitors Security Administration: “NHTSA Releases Two New Studies on Impaired Driving on U.S. Roads.”