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Zimmerman, Irla Lee; Castilleja, Nancy Flores – Mental Retardation and Developmental Disabilities Research Reviews, 2005
The PLS-4 (Preschool Language Scale, 4th edition) is a psychometrically sound instrument constructed to assess language skills in children from birth to 6 years 11 months. It is a useful diagnostic and research tool that can be used to identify current comprehension and expressive language skills and can measure changes in language skills over…
Descriptors: Language Patterns, Intervention, Semantics, Syntax