title: Volume feedback and generalization techniques in shaping speech of an electively mute boy: a case study.
mesh_terms: D001521:Behavior Therapy; D002648:Child; D005246:Feedback; D005794:Generalization, Response; D006801:Humans; D008297:Male; D009155:Mutism / Q000628:therapy*; D012054:Reinforcement, Psychology; D013070:Speech Therapy