title: Perceptual factors in articulatory defects.
mesh_terms: D000704:Analysis of Variance; D001307:Auditory Perception; D002648:Child; D004192:Discrimination, Psychological; D006801:Humans; D007804:Language Development; D010468:Perceptual Disorders / Q000150:complications* / Q000175:diagnosis; D013064:Speech Disorders / Q000175:diagnosis / Q000209:etiology*