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Zimpel, André Frank; Rieckmann, Torben – International Journal of Disability, Development and Education, 2022
Empirical evidence suggests a phonological loop deficit associated with Down syndrome. A trisomy 21 may be associated with a narrowing of visual attention to fewer than four objects at a time too. In a study with computer tachistoscopy, the hypothesis was confirmed in all 194 persons with trisomy 21. The subitising limit of persons with trisomy 21…
Descriptors: Down Syndrome, Genetic Disorders, Visual Perception, Learning Disabilities