Incidence of stuttering and other speech disorders among the retarded.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001037:Aphasia / Q000150:complications; D002547:Cerebral Palsy / Q000150:complications; D005260:Female; D006311:Hearing Disorders / Q000150:complications; D006801:Humans; D008607:Intellectual Disability / Q000150:complications*; D008297:Male; D008875:Middle Aged; D013064:Speech Disorders / Q000453:epidemiology*; D013342:Stuttering / Q000453:epidemiology*; D014831:Voice