| http://www.w3.org/ns/prov#value | - Longitudinal studies, both prospective (Francis et al., 1996; Shaywitz et al., 1995) and retrospective (Bruck, 1992; Felton et al., 1990; Scarborough, 1984), indicate that dyslexia is a persistent, chronic condition; it does not represent a transient developmental lag.
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