title: Laboratory detection of marijuana use.
mesh_terms: D013759:Dronabinol / Q000031:analogs & derivatives* / Q000652:urine; D005189:False Positive Reactions; D006801:Humans; D007124:Immunoenzyme Techniques; D002189:Marijuana Abuse / Q000175:diagnosis*
chemical_list: D013759:Dronabinol; C025351:delta(9)-tetrahydrocannabinolic acid