title: An attempt to physiologically discriminate imagined withdrawal and high states in narcotic addicts under treatment.
mesh_terms: D000328:Adult; D000339:Affect; D001290:Attitude; D006801:Humans; D007092:Imagination; D008297:Male; D008568:Memory; D008875:Middle Aged; D009294:Narcotics; D011680:Pupil / Q000502:physiology*; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders / Q000628:therapy*
chemical_list: D009294:Narcotics