Quantitative measurement of nasality in EMR children.
D000293:Adolescent; D002648:Child; D004495:Education of Persons with Intellectual Disabilities; D004582:Electronics, Medical / Q000295:instrumentation; D006801:Humans; D008607:Intellectual Disability / Q000145:classification; D007360:Intelligence; D013637:Tape Recording; D013997:Time Factors; D014831:Voice