Mathematical abilities of Children with Specific Language Impairment: A 2-Year Follow-up. (English)
J. Speech Hear. Res. 39, No. 4, 839-49 (1996).
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Supplementing Tests of Statistical Significance: Variation Accounted For. (English)
J. Speech Hear. Res. 36, No. 4, 644-56 (1993).
2