title: Operant conditioning principles applied to disturbed male adolescents by a physical educator.
mesh_terms: D000293:Adolescent; D000328:Adult; D001521:Behavior Therapy; D003216:Conditioning, Operant; D005260:Female; D006801:Humans; D010806:Physical Education and Training; D011618:Psychotic Disorders / Q000628:therapy*; D012055:Reinforcement Schedule; D005879:Tourette Syndrome / Q000628:therapy*