Dagga and driving.
D001334:Automobile Driving; D001519:Behavior / Q000187:drug effects; D002188:Cannabis / Q000494:pharmacology; D000431:Ethanol / Q000494:pharmacology; D006801:Humans; D008606:Mental Processes / Q000187:drug effects; D010465:Perception / Q000187:drug effects; D012907:Smoking / Q000150:complications*; D013019:South Africa; D019966:Substance-Related Disorders
D000431:Ethanol