Increasing mean length of response by application of reinforcement principles.
D001521:Behavior Therapy; D002675:Child, Preschool; D003213:Conditioning, Psychological; D003638:Deafness / Q000534:rehabilitation / Q000628:therapy*; D004519:Education, Special; D005108:Extinction, Psychological; D005260:Female; D006801:Humans; D007100:Imitative Behavior; D007802:Language; D008297:Male; D012054:Reinforcement, Psychology