Ornstein, T J Profiles of cognitive dysfunction in chronic amphetamine and heroin abusers. [electronic resource] - Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology Aug 2000 - 113-26 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0893-133X Standard No.: 10.1016/S0893-133X(00)00097-X doi Subjects--Topical Terms: AdolescentAdultAmphetamine-Related Disorders--complicationsAmphetamines--adverse effectsAnalysis of VarianceAttention--drug effectsChronic DiseaseCognition Disorders--diagnosisFemaleHeroin--adverse effectsHeroin Dependence--complicationsHumansLanguage TestsMaleMemory--drug effectsMiddle AgedNeuropsychological TestsPattern Recognition, Visual--drug effectsReaction Time--drug effectsSet, Psychology