title: [Principles of operant conditioning in the treatment of severely retarded children].
mesh_terms: D001521:Behavior Therapy; D002648:Child; D003216:Conditioning, Operant; D005260:Female; D005860:Germany, West; D006801:Humans; D008607:Intellectual Disability / Q000628:therapy*; D008297:Male
vernacular_title: Prinzipien des operanten Konditionierens bei der Behandlung schwer retardierter Kinder.