The nonverbal child: some clinical guidelines.
D002675:Child, Preschool; D006801:Humans; D007806:Language Disorders / Q000628:therapy*; D008297:Male; D012054:Reinforcement, Psychology; D012919:Social Behavior; D012931:Social Environment; D013064:Speech Disorders / Q000628:therapy*; D013070:Speech Therapy; D014705:Verbal Behavior