title: Token economy systems: breakdown and control.
mesh_terms: D000288:Administrative Personnel; D000293:Adolescent; D000328:Adult; D000368:Aged; D001290:Attitude; D001521:Behavior Therapy; D003142:Communication; D003216:Conditioning, Operant; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D008297:Male; D001523:Mental Disorders / Q000628:therapy*; D008875:Middle Aged; D010564:Personnel, Hospital; D011570:Psychiatry; D011586:Psychology, Clinical; D012201:Reward