title: Motivation levels and the marihuana high.
mesh_terms: D000293:Adolescent; D000328:Adult; D002188:Cannabis; D013759:Dronabinol / Q000494:pharmacology*; D006801:Humans; D008297:Male; D009042:Motivation / Q000187:drug effects*; D019966:Substance-Related Disorders / Q000523:psychology*
chemical_list: D013759:Dronabinol