Preferences in institutionalized severely retarded children for selected visual stimulus material presented as operant reinforcement.
D001288:Attention; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D003116:Color; D003216:Conditioning, Operant; D004495:Education of Persons with Intellectual Disabilities; D005260:Female; D006801:Humans; D008607:Intellectual Disability; D007398:Interpersonal Relations; D008297:Male; D009040:Motion Pictures; D009949:Orientation; D011380:Programmed Instructions as Topic; D012054:Reinforcement, Psychology; D014796:Visual Perception